Sep 01 08:18:45.146 INFO checking chan-0.1.23 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Sep 01 08:18:45.146 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Sep 01 08:18:45.146 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-0/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 08:18:45.411 INFO blam! a4e9c70c37ece882ac9a5e41f6e1749063e63ba65040421c52e7d6a45b3b9674
Sep 01 08:18:45.413 INFO running `"docker" "start" "-a" "a4e9c70c37ece882ac9a5e41f6e1749063e63ba65040421c52e7d6a45b3b9674"`
Sep 01 08:18:46.276 INFO kablam!     Checking chan v0.1.23 (file:///source)
Sep 01 08:18:50.966 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:50.966 INFO kablam!    --> benches/throughput.rs:112:21
Sep 01 08:18:50.966 INFO kablam!     |
Sep 01 08:18:50.967 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:50.967 INFO kablam!     |                     ----^^^^
Sep 01 08:18:50.967 INFO kablam!     |                     |
Sep 01 08:18:50.967 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:50.967 INFO kablam! ...
Sep 01 08:18:50.967 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Sep 01 08:18:50.967 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:50.967 INFO kablam!     |
Sep 01 08:18:50.967 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 08:18:50.967 INFO kablam! 
Sep 01 08:18:50.967 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:50.967 INFO kablam!    --> benches/throughput.rs:112:21
Sep 01 08:18:50.967 INFO kablam!     |
Sep 01 08:18:50.967 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:50.967 INFO kablam!     |                     ----^^^^
Sep 01 08:18:50.967 INFO kablam!     |                     |
Sep 01 08:18:50.967 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:50.967 INFO kablam! ...
Sep 01 08:18:50.967 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Sep 01 08:18:50.967 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:50.967 INFO kablam! 
Sep 01 08:18:50.978 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:50.978 INFO kablam!    --> benches/throughput.rs:112:21
Sep 01 08:18:50.978 INFO kablam!     |
Sep 01 08:18:50.978 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:50.978 INFO kablam!     |                     ----^^^^
Sep 01 08:18:50.978 INFO kablam!     |                     |
Sep 01 08:18:50.978 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:50.978 INFO kablam! ...
Sep 01 08:18:50.978 INFO kablam! 155 | bench_select_no_init!(select_no_init_chan_sync_buffered, chan::sync(1));
Sep 01 08:18:50.978 INFO kablam!     | ------------------------------------------------------------------------ in this macro invocation
Sep 01 08:18:50.978 INFO kablam! 
Sep 01 08:18:50.993 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:50.993 INFO kablam!    --> benches/throughput.rs:112:21
Sep 01 08:18:50.993 INFO kablam!     |
Sep 01 08:18:50.993 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:50.993 INFO kablam!     |                     ----^^^^
Sep 01 08:18:50.993 INFO kablam!     |                     |
Sep 01 08:18:50.993 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:50.993 INFO kablam! ...
Sep 01 08:18:50.993 INFO kablam! 156 | bench_select_no_init!(select_no_init_chan_sync_buffered_all, chan::sync(1000));
Sep 01 08:18:50.993 INFO kablam!     | ------------------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:50.993 INFO kablam! 
Sep 01 08:18:51.010 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:51.010 INFO kablam!    --> benches/throughput.rs:112:21
Sep 01 08:18:51.010 INFO kablam!     |
Sep 01 08:18:51.010 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:51.010 INFO kablam!     |                     ----^^^^
Sep 01 08:18:51.010 INFO kablam!     |                     |
Sep 01 08:18:51.010 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:51.010 INFO kablam! ...
Sep 01 08:18:51.010 INFO kablam! 157 | bench_select_no_init!(select_no_init_chan_async, chan::async());
Sep 01 08:18:51.010 INFO kablam!     | ---------------------------------------------------------------- in this macro invocation
Sep 01 08:18:51.010 INFO kablam! 
Sep 01 08:18:51.021 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:51.021 INFO kablam!    --> benches/throughput.rs:182:21
Sep 01 08:18:51.021 INFO kablam!     |
Sep 01 08:18:51.021 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:51.021 INFO kablam!     |                     ----^^^^
Sep 01 08:18:51.021 INFO kablam!     |                     |
Sep 01 08:18:51.021 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:51.021 INFO kablam! ...
Sep 01 08:18:51.021 INFO kablam! 225 | bench_select_with_init!(select_with_init_chan_sync_unbuffered, chan::sync(0));
Sep 01 08:18:51.021 INFO kablam!     | ------------------------------------------------------------------------------ in this macro invocation
Sep 01 08:18:51.021 INFO kablam! 
Sep 01 08:18:51.032 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:51.032 INFO kablam!    --> benches/throughput.rs:182:21
Sep 01 08:18:51.032 INFO kablam!     |
Sep 01 08:18:51.032 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:51.032 INFO kablam!     |                     ----^^^^
Sep 01 08:18:51.032 INFO kablam!     |                     |
Sep 01 08:18:51.032 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:51.032 INFO kablam! ...
Sep 01 08:18:51.032 INFO kablam! 226 | bench_select_with_init!(select_with_init_chan_sync_buffered, chan::sync(1));
Sep 01 08:18:51.032 INFO kablam!     | ---------------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:51.032 INFO kablam! 
Sep 01 08:18:51.043 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:51.043 INFO kablam!    --> benches/throughput.rs:182:21
Sep 01 08:18:51.043 INFO kablam!     |
Sep 01 08:18:51.043 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:51.043 INFO kablam!     |                     ----^^^^
Sep 01 08:18:51.043 INFO kablam!     |                     |
Sep 01 08:18:51.043 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:51.043 INFO kablam! ...
Sep 01 08:18:51.043 INFO kablam! 227 | bench_select_with_init!(select_with_init_chan_sync_buffered_all, chan::sync(1000));
Sep 01 08:18:51.043 INFO kablam!     | ----------------------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:51.043 INFO kablam! 
Sep 01 08:18:51.055 INFO kablam! warning: variable does not need to be mutable
Sep 01 08:18:51.055 INFO kablam!    --> benches/throughput.rs:182:21
Sep 01 08:18:51.055 INFO kablam!     |
Sep 01 08:18:51.055 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Sep 01 08:18:51.055 INFO kablam!     |                     ----^^^^
Sep 01 08:18:51.055 INFO kablam!     |                     |
Sep 01 08:18:51.055 INFO kablam!     |                     help: remove this `mut`
Sep 01 08:18:51.055 INFO kablam! ...
Sep 01 08:18:51.055 INFO kablam! 228 | bench_select_with_init!(select_with_init_chan_async, chan::async());
Sep 01 08:18:51.055 INFO kablam!     | -------------------------------------------------------------------- in this macro invocation
Sep 01 08:18:51.055 INFO kablam! 
Sep 01 08:18:53.188 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.09s
Sep 01 08:18:53.199 INFO kablam! su: No module specific data is present
Sep 01 08:18:53.594 INFO running `"docker" "rm" "-f" "a4e9c70c37ece882ac9a5e41f6e1749063e63ba65040421c52e7d6a45b3b9674"`
Sep 01 08:18:53.707 INFO blam! a4e9c70c37ece882ac9a5e41f6e1749063e63ba65040421c52e7d6a45b3b9674