Sep 01 08:18:47.016 INFO checking chan-0.1.23 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 08:18:47.016 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 08:18:47.016 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 08:18:47.218 INFO blam! 4d97f175eac05d8d45a5e5d6fa8890b333d26e8b636f6370d6ea5cdfed277799
Sep 01 08:18:47.221 INFO running `"docker" "start" "-a" "4d97f175eac05d8d45a5e5d6fa8890b333d26e8b636f6370d6ea5cdfed277799"`
Sep 01 08:18:48.287 INFO kablam!     Checking chan v0.1.23 (file:///source)
Sep 01 08:18:53.439 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:53.439 INFO kablam!    --> benches/throughput.rs:112:21
Sep 01 08:18:53.440 INFO kablam!     |
Sep 01 08:18:53.440 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:53.440 INFO kablam!     |                     ----^^^^
Sep 01 08:18:53.440 INFO kablam!     |                     |
Sep 01 08:18:53.440 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:53.440 INFO kablam! ...
Sep 01 08:18:53.440 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Sep 01 08:18:53.440 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:53.440 INFO kablam!     |
Sep 01 08:18:53.440 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 08:18:53.440 INFO kablam! 
Sep 01 08:18:53.440 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:53.440 INFO kablam!    --> benches/throughput.rs:112:21
Sep 01 08:18:53.440 INFO kablam!     |
Sep 01 08:18:53.440 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:53.440 INFO kablam!     |                     ----^^^^
Sep 01 08:18:53.440 INFO kablam!     |                     |
Sep 01 08:18:53.441 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:53.441 INFO kablam! ...
Sep 01 08:18:53.441 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Sep 01 08:18:53.441 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:53.441 INFO kablam! 
Sep 01 08:18:53.448 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:53.448 INFO kablam!    --> benches/throughput.rs:112:21
Sep 01 08:18:53.448 INFO kablam!     |
Sep 01 08:18:53.448 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:53.448 INFO kablam!     |                     ----^^^^
Sep 01 08:18:53.448 INFO kablam!     |                     |
Sep 01 08:18:53.448 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:53.448 INFO kablam! ...
Sep 01 08:18:53.448 INFO kablam! 155 | bench_select_no_init!(select_no_init_chan_sync_buffered, chan::sync(1));
Sep 01 08:18:53.448 INFO kablam!     | ------------------------------------------------------------------------ in this macro invocation
Sep 01 08:18:53.448 INFO kablam! 
Sep 01 08:18:53.456 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:53.456 INFO kablam!    --> benches/throughput.rs:112:21
Sep 01 08:18:53.456 INFO kablam!     |
Sep 01 08:18:53.456 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:53.456 INFO kablam!     |                     ----^^^^
Sep 01 08:18:53.456 INFO kablam!     |                     |
Sep 01 08:18:53.456 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:53.456 INFO kablam! ...
Sep 01 08:18:53.456 INFO kablam! 156 | bench_select_no_init!(select_no_init_chan_sync_buffered_all, chan::sync(1000));
Sep 01 08:18:53.456 INFO kablam!     | ------------------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:53.456 INFO kablam! 
Sep 01 08:18:53.467 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:53.467 INFO kablam!    --> benches/throughput.rs:112:21
Sep 01 08:18:53.467 INFO kablam!     |
Sep 01 08:18:53.467 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:53.467 INFO kablam!     |                     ----^^^^
Sep 01 08:18:53.467 INFO kablam!     |                     |
Sep 01 08:18:53.467 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:53.467 INFO kablam! ...
Sep 01 08:18:53.467 INFO kablam! 157 | bench_select_no_init!(select_no_init_chan_async, chan::async());
Sep 01 08:18:53.467 INFO kablam!     | ---------------------------------------------------------------- in this macro invocation
Sep 01 08:18:53.468 INFO kablam! 
Sep 01 08:18:53.477 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:53.478 INFO kablam!    --> benches/throughput.rs:182:21
Sep 01 08:18:53.478 INFO kablam!     |
Sep 01 08:18:53.478 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:53.478 INFO kablam!     |                     ----^^^^
Sep 01 08:18:53.478 INFO kablam!     |                     |
Sep 01 08:18:53.478 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:53.478 INFO kablam! ...
Sep 01 08:18:53.478 INFO kablam! 225 | bench_select_with_init!(select_with_init_chan_sync_unbuffered, chan::sync(0));
Sep 01 08:18:53.478 INFO kablam!     | ------------------------------------------------------------------------------ in this macro invocation
Sep 01 08:18:53.478 INFO kablam! 
Sep 01 08:18:53.485 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:53.485 INFO kablam!    --> benches/throughput.rs:182:21
Sep 01 08:18:53.485 INFO kablam!     |
Sep 01 08:18:53.485 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:53.485 INFO kablam!     |                     ----^^^^
Sep 01 08:18:53.485 INFO kablam!     |                     |
Sep 01 08:18:53.485 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:53.486 INFO kablam! ...
Sep 01 08:18:53.486 INFO kablam! 226 | bench_select_with_init!(select_with_init_chan_sync_buffered, chan::sync(1));
Sep 01 08:18:53.486 INFO kablam!     | ---------------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:53.486 INFO kablam! 
Sep 01 08:18:53.495 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:53.495 INFO kablam!    --> benches/throughput.rs:182:21
Sep 01 08:18:53.495 INFO kablam!     |
Sep 01 08:18:53.495 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:53.495 INFO kablam!     |                     ----^^^^
Sep 01 08:18:53.495 INFO kablam!     |                     |
Sep 01 08:18:53.495 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:53.495 INFO kablam! ...
Sep 01 08:18:53.495 INFO kablam! 227 | bench_select_with_init!(select_with_init_chan_sync_buffered_all, chan::sync(1000));
Sep 01 08:18:53.495 INFO kablam!     | ----------------------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:53.495 INFO kablam! 
Sep 01 08:18:53.504 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:53.504 INFO kablam!    --> benches/throughput.rs:182:21
Sep 01 08:18:53.504 INFO kablam!     |
Sep 01 08:18:53.504 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:53.504 INFO kablam!     |                     ----^^^^
Sep 01 08:18:53.504 INFO kablam!     |                     |
Sep 01 08:18:53.504 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:53.504 INFO kablam! ...
Sep 01 08:18:53.504 INFO kablam! 228 | bench_select_with_init!(select_with_init_chan_async, chan::async());
Sep 01 08:18:53.504 INFO kablam!     | -------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:53.504 INFO kablam! 
Sep 01 08:18:54.917 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.83s
Sep 01 08:18:54.926 INFO kablam! su: No module specific data is present
Sep 01 08:18:55.265 INFO running `"docker" "rm" "-f" "4d97f175eac05d8d45a5e5d6fa8890b333d26e8b636f6370d6ea5cdfed277799"`
Sep 01 08:18:55.365 INFO blam! 4d97f175eac05d8d45a5e5d6fa8890b333d26e8b636f6370d6ea5cdfed277799