Sep 18 03:53:13.262 INFO checking alumina-0.3.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 18 03:53:13.262 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 18 03:53:13.262 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-0/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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=1000" "-e" "CMD=cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 03:53:13.483 INFO blam! 03861a15143fab7e6629a3ea3b11518ead4cd178811b6756df5a00869bedb07e
Sep 18 03:53:13.485 INFO running `"docker" "start" "-a" "03861a15143fab7e6629a3ea3b11518ead4cd178811b6756df5a00869bedb07e"`
Sep 18 03:53:15.106 INFO kablam! usermod: no changes
Sep 18 03:53:15.347 INFO kablam!    Compiling matrixmultiply_mt v0.1.6
Sep 18 03:53:15.347 INFO kablam!     Checking unchecked-index v0.2.2
Sep 18 03:53:15.355 INFO kablam!     Checking rawslice v0.1.0
Sep 18 03:53:15.355 INFO kablam!     Checking typenum_loops v0.3.0
Sep 18 03:53:15.706 INFO kablam!     Checking odds v0.3.1
Sep 18 03:53:18.160 INFO kablam!     Checking alumina v0.3.0 (/source)
Sep 18 03:53:33.654 INFO kablam! warning: value assigned to `params` is never read
Sep 18 03:53:33.655 INFO kablam!   --> examples/mnist.rs:76:2
Sep 18 03:53:33.655 INFO kablam!    |
Sep 18 03:53:33.655 INFO kablam! 76 |     params = solver.optimise_from(&mut data_stream, params).unwrap();
Sep 18 03:53:33.655 INFO kablam!    |     ^^^^^^
Sep 18 03:53:33.655 INFO kablam!    |
Sep 18 03:53:33.662 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Sep 18 03:53:33.663 INFO kablam! 
Sep 18 03:53:33.663 INFO kablam! warning: variable does not need to be mutable
Sep 18 03:53:33.663 INFO kablam!   --> examples/mnist.rs:64:6
Sep 18 03:53:33.663 INFO kablam!    |
Sep 18 03:53:33.663 INFO kablam! 64 |     let mut avg_err1 = Arc::new(Cell::new(2.3));
Sep 18 03:53:33.663 INFO kablam!    |         ----^^^^^^^^
Sep 18 03:53:33.663 INFO kablam!    |         |
Sep 18 03:53:33.663 INFO kablam!    |         help: remove this `mut`
Sep 18 03:53:33.663 INFO kablam!    |
Sep 18 03:53:33.663 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 18 03:53:33.663 INFO kablam! 
Sep 18 03:53:33.670 INFO kablam! warning: variable does not need to be mutable
Sep 18 03:53:33.671 INFO kablam!   --> examples/mnist.rs:65:6
Sep 18 03:53:33.671 INFO kablam!    |
Sep 18 03:53:33.671 INFO kablam! 65 |     let mut avg_err2 = avg_err1.clone();
Sep 18 03:53:33.671 INFO kablam!    |         ----^^^^^^^^
Sep 18 03:53:33.671 INFO kablam!    |         |
Sep 18 03:53:33.671 INFO kablam!    |         help: remove this `mut`
Sep 18 03:53:33.671 INFO kablam! 
Sep 18 03:53:34.152 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 19.01s
Sep 18 03:53:34.175 INFO kablam! su: No module specific data is present
Sep 18 03:53:34.840 INFO running `"docker" "rm" "-f" "03861a15143fab7e6629a3ea3b11518ead4cd178811b6756df5a00869bedb07e"`
Sep 18 03:53:35.115 INFO blam! 03861a15143fab7e6629a3ea3b11518ead4cd178811b6756df5a00869bedb07e