Nov 03 10:20:42.553 INFO checking chan-0.1.23 against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 03 10:20:42.555 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-0/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 03 10:20:43.031 INFO blam! 5e988ae089f784402199602b21aa7478a00828a3a1d95d72013b82144cbe6bc3
Nov 03 10:20:43.040 INFO running `"docker" "start" "-a" "5e988ae089f784402199602b21aa7478a00828a3a1d95d72013b82144cbe6bc3"`
Nov 03 10:20:44.421 INFO kablam! usermod: no changes
Nov 03 10:20:44.622 INFO kablam!     Checking chan v0.1.23 (/source)
Nov 03 10:20:52.797 INFO kablam! warning: variable does not need to be mutable
Nov 03 10:20:52.797 INFO kablam!    --> benches/throughput.rs:112:21
Nov 03 10:20:52.797 INFO kablam!     |
Nov 03 10:20:52.797 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Nov 03 10:20:52.797 INFO kablam!     |                     ----^^^^
Nov 03 10:20:52.797 INFO kablam!     |                     |
Nov 03 10:20:52.797 INFO kablam!     |                     help: remove this `mut`
Nov 03 10:20:52.797 INFO kablam! ...
Nov 03 10:20:52.797 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Nov 03 10:20:52.798 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Nov 03 10:20:52.808 INFO kablam!     |
Nov 03 10:20:52.809 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 03 10:20:52.809 INFO kablam! 
Nov 03 10:20:52.810 INFO kablam! warning: variable does not need to be mutable
Nov 03 10:20:52.810 INFO kablam!    --> benches/throughput.rs:112:21
Nov 03 10:20:52.810 INFO kablam!     |
Nov 03 10:20:52.811 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Nov 03 10:20:52.811 INFO kablam!     |                     ----^^^^
Nov 03 10:20:52.811 INFO kablam!     |                     |
Nov 03 10:20:52.812 INFO kablam!     |                     help: remove this `mut`
Nov 03 10:20:52.812 INFO kablam! ...
Nov 03 10:20:52.812 INFO kablam! 154 | bench_select_no_init!(select_no_init_chan_sync_unbuffered, chan::sync(0));
Nov 03 10:20:52.812 INFO kablam!     | -------------------------------------------------------------------------- in this macro invocation
Nov 03 10:20:52.813 INFO kablam! 
Nov 03 10:20:52.823 INFO kablam! warning: variable does not need to be mutable
Nov 03 10:20:52.823 INFO kablam!    --> benches/throughput.rs:112:21
Nov 03 10:20:52.823 INFO kablam!     |
Nov 03 10:20:52.823 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Nov 03 10:20:52.823 INFO kablam!     |                     ----^^^^
Nov 03 10:20:52.823 INFO kablam!     |                     |
Nov 03 10:20:52.823 INFO kablam!     |                     help: remove this `mut`
Nov 03 10:20:52.823 INFO kablam! ...
Nov 03 10:20:52.823 INFO kablam! 155 | bench_select_no_init!(select_no_init_chan_sync_buffered, chan::sync(1));
Nov 03 10:20:52.823 INFO kablam!     | ------------------------------------------------------------------------ in this macro invocation
Nov 03 10:20:52.823 INFO kablam! 
Nov 03 10:20:52.829 INFO kablam! warning: variable does not need to be mutable
Nov 03 10:20:52.829 INFO kablam!    --> benches/throughput.rs:112:21
Nov 03 10:20:52.830 INFO kablam!     |
Nov 03 10:20:52.830 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Nov 03 10:20:52.830 INFO kablam!     |                     ----^^^^
Nov 03 10:20:52.830 INFO kablam!     |                     |
Nov 03 10:20:52.840 INFO kablam!     |                     help: remove this `mut`
Nov 03 10:20:52.840 INFO kablam! ...
Nov 03 10:20:52.840 INFO kablam! 156 | bench_select_no_init!(select_no_init_chan_sync_buffered_all, chan::sync(1000));
Nov 03 10:20:52.840 INFO kablam!     | ------------------------------------------------------------------------------- in this macro invocation
Nov 03 10:20:52.840 INFO kablam! 
Nov 03 10:20:52.848 INFO kablam! warning: variable does not need to be mutable
Nov 03 10:20:52.848 INFO kablam!    --> benches/throughput.rs:112:21
Nov 03 10:20:52.848 INFO kablam!     |
Nov 03 10:20:52.848 INFO kablam! 112 |                 let mut done = &mut [false, false, false, false];
Nov 03 10:20:52.848 INFO kablam!     |                     ----^^^^
Nov 03 10:20:52.848 INFO kablam!     |                     |
Nov 03 10:20:52.852 INFO kablam!     |                     help: remove this `mut`
Nov 03 10:20:52.852 INFO kablam! ...
Nov 03 10:20:52.852 INFO kablam! 157 | bench_select_no_init!(select_no_init_chan_async, chan::async());
Nov 03 10:20:52.852 INFO kablam!     | ---------------------------------------------------------------- in this macro invocation
Nov 03 10:20:52.852 INFO kablam! 
Nov 03 10:20:52.859 INFO kablam! warning: variable does not need to be mutable
Nov 03 10:20:52.859 INFO kablam!    --> benches/throughput.rs:182:21
Nov 03 10:20:52.859 INFO kablam!     |
Nov 03 10:20:52.859 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Nov 03 10:20:52.859 INFO kablam!     |                     ----^^^^
Nov 03 10:20:52.859 INFO kablam!     |                     |
Nov 03 10:20:52.860 INFO kablam!     |                     help: remove this `mut`
Nov 03 10:20:52.860 INFO kablam! ...
Nov 03 10:20:52.860 INFO kablam! 225 | bench_select_with_init!(select_with_init_chan_sync_unbuffered, chan::sync(0));
Nov 03 10:20:52.860 INFO kablam!     | ------------------------------------------------------------------------------ in this macro invocation
Nov 03 10:20:52.864 INFO kablam! 
Nov 03 10:20:52.871 INFO kablam! warning: variable does not need to be mutable
Nov 03 10:20:52.871 INFO kablam!    --> benches/throughput.rs:182:21
Nov 03 10:20:52.871 INFO kablam!     |
Nov 03 10:20:52.884 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Nov 03 10:20:52.884 INFO kablam!     |                     ----^^^^
Nov 03 10:20:52.884 INFO kablam!     |                     |
Nov 03 10:20:52.884 INFO kablam!     |                     help: remove this `mut`
Nov 03 10:20:52.884 INFO kablam! ...
Nov 03 10:20:52.884 INFO kablam! 226 | bench_select_with_init!(select_with_init_chan_sync_buffered, chan::sync(1));
Nov 03 10:20:52.884 INFO kablam!     | ---------------------------------------------------------------------------- in this macro invocation
Nov 03 10:20:52.885 INFO kablam! 
Nov 03 10:20:52.892 INFO kablam! warning: variable does not need to be mutable
Nov 03 10:20:52.892 INFO kablam!    --> benches/throughput.rs:182:21
Nov 03 10:20:52.892 INFO kablam!     |
Nov 03 10:20:52.892 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Nov 03 10:20:52.892 INFO kablam!     |                     ----^^^^
Nov 03 10:20:52.892 INFO kablam!     |                     |
Nov 03 10:20:52.892 INFO kablam!     |                     help: remove this `mut`
Nov 03 10:20:52.892 INFO kablam! ...
Nov 03 10:20:52.892 INFO kablam! 227 | bench_select_with_init!(select_with_init_chan_sync_buffered_all, chan::sync(1000));
Nov 03 10:20:52.892 INFO kablam!     | ----------------------------------------------------------------------------------- in this macro invocation
Nov 03 10:20:52.892 INFO kablam! 
Nov 03 10:20:52.903 INFO kablam! warning: variable does not need to be mutable
Nov 03 10:20:52.903 INFO kablam!    --> benches/throughput.rs:182:21
Nov 03 10:20:52.903 INFO kablam!     |
Nov 03 10:20:52.903 INFO kablam! 182 |                 let mut done = &mut [false, false, false, false];
Nov 03 10:20:52.903 INFO kablam!     |                     ----^^^^
Nov 03 10:20:52.903 INFO kablam!     |                     |
Nov 03 10:20:52.903 INFO kablam!     |                     help: remove this `mut`
Nov 03 10:20:52.903 INFO kablam! ...
Nov 03 10:20:52.903 INFO kablam! 228 | bench_select_with_init!(select_with_init_chan_async, chan::async());
Nov 03 10:20:52.903 INFO kablam!     | -------------------------------------------------------------------- in this macro invocation
Nov 03 10:20:52.903 INFO kablam! 
Nov 03 10:20:55.027 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.58s
Nov 03 10:20:55.036 INFO kablam! su: No module specific data is present
Nov 03 10:20:56.644 INFO running `"docker" "rm" "-f" "5e988ae089f784402199602b21aa7478a00828a3a1d95d72013b82144cbe6bc3"`
Nov 03 10:20:56.940 INFO blam! 5e988ae089f784402199602b21aa7478a00828a3a1d95d72013b82144cbe6bc3