Nov 10 08:03:28.460 INFO checking chan-0.1.23 against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 10 08:03:28.460 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-6/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +dc13be39fae8d4c607889b27de374b52586485a3-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 10 08:03:28.965 INFO blam! f6cbdd833f9549c33f2835c7d419e1dbb2e4a78928f341095559a7cbd3c95fa7
Nov 10 08:03:28.979 INFO running `"docker" "start" "-a" "f6cbdd833f9549c33f2835c7d419e1dbb2e4a78928f341095559a7cbd3c95fa7"`
Nov 10 08:03:29.927 INFO kablam! usermod: no changes
Nov 10 08:03:30.143 INFO kablam!     Checking chan v0.1.23 (/source)
Nov 10 08:03:37.675 INFO kablam! warning: variable does not need to be mutable
Nov 10 08:03:37.675 INFO kablam!    --> benches/throughput.rs:112:21
Nov 10 08:03:37.676 INFO kablam!     |
Nov 10 08:03:37.676 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Nov 10 08:03:37.677 INFO kablam!     |                     ----^^^^
Nov 10 08:03:37.678 INFO kablam!     |                     |
Nov 10 08:03:37.678 INFO kablam!     |                     help: remove this `mut`
Nov 10 08:03:37.679 INFO kablam! ...
Nov 10 08:03:37.679 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Nov 10 08:03:37.680 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Nov 10 08:03:37.680 INFO kablam!     |
Nov 10 08:03:37.681 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 10 08:03:37.681 INFO kablam! 
Nov 10 08:03:37.682 INFO kablam! warning: variable does not need to be mutable
Nov 10 08:03:37.682 INFO kablam!    --> benches/throughput.rs:112:21
Nov 10 08:03:37.683 INFO kablam!     |
Nov 10 08:03:37.683 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Nov 10 08:03:37.684 INFO kablam!     |                     ----^^^^
Nov 10 08:03:37.684 INFO kablam!     |                     |
Nov 10 08:03:37.685 INFO kablam!     |                     help: remove this `mut`
Nov 10 08:03:37.685 INFO kablam! ...
Nov 10 08:03:37.686 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Nov 10 08:03:37.687 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Nov 10 08:03:37.687 INFO kablam! 
Nov 10 08:03:37.703 INFO kablam! warning: variable does not need to be mutable
Nov 10 08:03:37.703 INFO kablam!    --> benches/throughput.rs:112:21
Nov 10 08:03:37.704 INFO kablam!     |
Nov 10 08:03:37.704 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Nov 10 08:03:37.705 INFO kablam!     |                     ----^^^^
Nov 10 08:03:37.706 INFO kablam!     |                     |
Nov 10 08:03:37.706 INFO kablam!     |                     help: remove this `mut`
Nov 10 08:03:37.707 INFO kablam! ...
Nov 10 08:03:37.707 INFO kablam! 155 | bench_select_no_init!(select_no_init_chan_sync_buffered, chan::sync(1));
Nov 10 08:03:37.708 INFO kablam!     | ------------------------------------------------------------------------ in this macro invocation
Nov 10 08:03:37.708 INFO kablam! 
Nov 10 08:03:37.719 INFO kablam! warning: variable does not need to be mutable
Nov 10 08:03:37.719 INFO kablam!    --> benches/throughput.rs:112:21
Nov 10 08:03:37.720 INFO kablam!     |
Nov 10 08:03:37.720 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Nov 10 08:03:37.721 INFO kablam!     |                     ----^^^^
Nov 10 08:03:37.721 INFO kablam!     |                     |
Nov 10 08:03:37.722 INFO kablam!     |                     help: remove this `mut`
Nov 10 08:03:37.722 INFO kablam! ...
Nov 10 08:03:37.723 INFO kablam! 156 | bench_select_no_init!(select_no_init_chan_sync_buffered_all, chan::sync(1000));
Nov 10 08:03:37.723 INFO kablam!     | ------------------------------------------------------------------------------- in this macro invocation
Nov 10 08:03:37.724 INFO kablam! 
Nov 10 08:03:37.743 INFO kablam! warning: variable does not need to be mutable
Nov 10 08:03:37.743 INFO kablam!    --> benches/throughput.rs:112:21
Nov 10 08:03:37.744 INFO kablam!     |
Nov 10 08:03:37.744 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Nov 10 08:03:37.745 INFO kablam!     |                     ----^^^^
Nov 10 08:03:37.745 INFO kablam!     |                     |
Nov 10 08:03:37.746 INFO kablam!     |                     help: remove this `mut`
Nov 10 08:03:37.746 INFO kablam! ...
Nov 10 08:03:37.746 INFO kablam! 157 | bench_select_no_init!(select_no_init_chan_async, chan::async());
Nov 10 08:03:37.747 INFO kablam!     | ---------------------------------------------------------------- in this macro invocation
Nov 10 08:03:37.747 INFO kablam! 
Nov 10 08:03:37.755 INFO kablam! warning: variable does not need to be mutable
Nov 10 08:03:37.755 INFO kablam!    --> benches/throughput.rs:182:21
Nov 10 08:03:37.755 INFO kablam!     |
Nov 10 08:03:37.755 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Nov 10 08:03:37.755 INFO kablam!     |                     ----^^^^
Nov 10 08:03:37.755 INFO kablam!     |                     |
Nov 10 08:03:37.755 INFO kablam!     |                     help: remove this `mut`
Nov 10 08:03:37.755 INFO kablam! ...
Nov 10 08:03:37.763 INFO kablam! 225 | bench_select_with_init!(select_with_init_chan_sync_unbuffered, chan::sync(0));
Nov 10 08:03:37.763 INFO kablam!     | ------------------------------------------------------------------------------ in this macro invocation
Nov 10 08:03:37.767 INFO kablam! 
Nov 10 08:03:37.770 INFO kablam! warning: variable does not need to be mutable
Nov 10 08:03:37.770 INFO kablam!    --> benches/throughput.rs:182:21
Nov 10 08:03:37.770 INFO kablam!     |
Nov 10 08:03:37.770 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Nov 10 08:03:37.770 INFO kablam!     |                     ----^^^^
Nov 10 08:03:37.770 INFO kablam!     |                     |
Nov 10 08:03:37.770 INFO kablam!     |                     help: remove this `mut`
Nov 10 08:03:37.770 INFO kablam! ...
Nov 10 08:03:37.770 INFO kablam! 226 | bench_select_with_init!(select_with_init_chan_sync_buffered, chan::sync(1));
Nov 10 08:03:37.770 INFO kablam!     | ---------------------------------------------------------------------------- in this macro invocation
Nov 10 08:03:37.770 INFO kablam! 
Nov 10 08:03:37.777 INFO kablam! warning: variable does not need to be mutable
Nov 10 08:03:37.777 INFO kablam!    --> benches/throughput.rs:182:21
Nov 10 08:03:37.777 INFO kablam!     |
Nov 10 08:03:37.777 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Nov 10 08:03:37.777 INFO kablam!     |                     ----^^^^
Nov 10 08:03:37.777 INFO kablam!     |                     |
Nov 10 08:03:37.778 INFO kablam!     |                     help: remove this `mut`
Nov 10 08:03:37.778 INFO kablam! ...
Nov 10 08:03:37.778 INFO kablam! 227 | bench_select_with_init!(select_with_init_chan_sync_buffered_all, chan::sync(1000));
Nov 10 08:03:37.778 INFO kablam!     | ----------------------------------------------------------------------------------- in this macro invocation
Nov 10 08:03:37.778 INFO kablam! 
Nov 10 08:03:37.789 INFO kablam! warning: variable does not need to be mutable
Nov 10 08:03:37.789 INFO kablam!    --> benches/throughput.rs:182:21
Nov 10 08:03:37.789 INFO kablam!     |
Nov 10 08:03:37.789 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Nov 10 08:03:37.789 INFO kablam!     |                     ----^^^^
Nov 10 08:03:37.789 INFO kablam!     |                     |
Nov 10 08:03:37.789 INFO kablam!     |                     help: remove this `mut`
Nov 10 08:03:37.789 INFO kablam! ...
Nov 10 08:03:37.789 INFO kablam! 228 | bench_select_with_init!(select_with_init_chan_async, chan::async());
Nov 10 08:03:37.789 INFO kablam!     | -------------------------------------------------------------------- in this macro invocation
Nov 10 08:03:37.789 INFO kablam! 
Nov 10 08:03:39.999 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.05s
Nov 10 08:03:40.015 INFO kablam! su: No module specific data is present
Nov 10 08:03:40.723 INFO running `"docker" "rm" "-f" "f6cbdd833f9549c33f2835c7d419e1dbb2e4a78928f341095559a7cbd3c95fa7"`
Nov 10 08:03:41.098 INFO blam! f6cbdd833f9549c33f2835c7d419e1dbb2e4a78928f341095559a7cbd3c95fa7