Sep 02 03:32:07.783 INFO checking alumina-0.3.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 02 03:32:07.783 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 03:32:07.783 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 03:32:08.043 INFO blam! 344989c4cb702871078b76a49124e4eaad6eb91db0735346a924b74d6aeef3a0
Sep 02 03:32:08.045 INFO running `"docker" "start" "-a" "344989c4cb702871078b76a49124e4eaad6eb91db0735346a924b74d6aeef3a0"`
Sep 02 03:32:09.303 INFO kablam!    Compiling matrixmultiply_mt v0.1.6
Sep 02 03:32:09.305 INFO kablam!     Checking unchecked-index v0.2.2
Sep 02 03:32:09.314 INFO kablam!     Checking rawslice v0.1.0
Sep 02 03:32:09.336 INFO kablam!     Checking typenum_loops v0.3.0
Sep 02 03:32:09.839 INFO kablam!     Checking odds v0.3.1
Sep 02 03:32:14.369 INFO kablam!     Checking alumina v0.3.0 (file:///source)
Sep 02 03:32:41.774 INFO kablam! warning: value assigned to `params` is never read
Sep 02 03:32:41.774 INFO kablam!   --> examples/mnist.rs:76:2
Sep 02 03:32:41.774 INFO kablam!    |
Sep 02 03:32:41.774 INFO kablam! 76 |     params = solver.optimise_from(&mut data_stream, params).unwrap();
Sep 02 03:32:41.774 INFO kablam!    |     ^^^^^^
Sep 02 03:32:41.774 INFO kablam!    |
Sep 02 03:32:41.774 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Sep 02 03:32:41.774 INFO kablam! 
Sep 02 03:32:41.793 INFO kablam! warning: variable does not need to be mutable
Sep 02 03:32:41.793 INFO kablam!   --> examples/mnist.rs:64:6
Sep 02 03:32:41.794 INFO kablam!    |
Sep 02 03:32:41.794 INFO kablam! 64 |     let mut avg_err1 = Arc::new(Cell::new(2.3));
Sep 02 03:32:41.794 INFO kablam!    |         ----^^^^^^^^
Sep 02 03:32:41.794 INFO kablam!    |         |
Sep 02 03:32:41.794 INFO kablam!    |         help: remove this `mut`
Sep 02 03:32:41.794 INFO kablam!    |
Sep 02 03:32:41.794 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 03:32:41.794 INFO kablam! 
Sep 02 03:32:41.794 INFO kablam! warning: variable does not need to be mutable
Sep 02 03:32:41.794 INFO kablam!   --> examples/mnist.rs:65:6
Sep 02 03:32:41.794 INFO kablam!    |
Sep 02 03:32:41.794 INFO kablam! 65 |     let mut avg_err2 = avg_err1.clone();
Sep 02 03:32:41.794 INFO kablam!    |         ----^^^^^^^^
Sep 02 03:32:41.794 INFO kablam!    |         |
Sep 02 03:32:41.794 INFO kablam!    |         help: remove this `mut`
Sep 02 03:32:41.794 INFO kablam! 
Sep 02 03:32:41.887 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 32.93s
Sep 02 03:32:41.900 INFO kablam! su: No module specific data is present
Sep 02 03:32:42.429 INFO running `"docker" "rm" "-f" "344989c4cb702871078b76a49124e4eaad6eb91db0735346a924b74d6aeef3a0"`
Sep 02 03:32:42.535 INFO blam! 344989c4cb702871078b76a49124e4eaad6eb91db0735346a924b74d6aeef3a0