Sep 10 22:54:22.389 INFO checking alumina-0.3.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 22:54:22.389 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 22:54:22.390 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-7/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 22:54:22.620 INFO blam! 7f52893fee3a541ecd60de617e9490f65f07689ef4d6116acbcd5e1b5fa7b4d7
Sep 10 22:54:22.622 INFO running `"docker" "start" "-a" "7f52893fee3a541ecd60de617e9490f65f07689ef4d6116acbcd5e1b5fa7b4d7"`
Sep 10 22:54:23.387 INFO kablam! usermod: no changes
Sep 10 22:54:23.655 INFO kablam!    Compiling matrixmultiply_mt v0.1.6
Sep 10 22:54:23.657 INFO kablam!     Checking unchecked-index v0.2.2
Sep 10 22:54:23.659 INFO kablam!     Checking rawslice v0.1.0
Sep 10 22:54:23.660 INFO kablam!     Checking typenum_loops v0.3.0
Sep 10 22:54:24.246 INFO kablam!     Checking odds v0.3.1
Sep 10 22:54:26.375 INFO kablam!     Checking alumina v0.3.0 (file:///source)
Sep 10 22:54:47.633 INFO kablam! warning: value assigned to `params` is never read
Sep 10 22:54:47.633 INFO kablam!   --> examples/mnist.rs:76:2
Sep 10 22:54:47.633 INFO kablam!    |
Sep 10 22:54:47.633 INFO kablam! 76 |     params = solver.optimise_from(&mut data_stream, params).unwrap();
Sep 10 22:54:47.633 INFO kablam!    |     ^^^^^^
Sep 10 22:54:47.633 INFO kablam!    |
Sep 10 22:54:47.633 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Sep 10 22:54:47.633 INFO kablam! 
Sep 10 22:54:47.646 INFO kablam! warning: variable does not need to be mutable
Sep 10 22:54:47.646 INFO kablam!   --> examples/mnist.rs:64:6
Sep 10 22:54:47.646 INFO kablam!    |
Sep 10 22:54:47.646 INFO kablam! 64 |     let mut avg_err1 = Arc::new(Cell::new(2.3));
Sep 10 22:54:47.646 INFO kablam!    |         ----^^^^^^^^
Sep 10 22:54:47.646 INFO kablam!    |         |
Sep 10 22:54:47.646 INFO kablam!    |         help: remove this `mut`
Sep 10 22:54:47.646 INFO kablam!    |
Sep 10 22:54:47.646 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 22:54:47.646 INFO kablam! 
Sep 10 22:54:47.646 INFO kablam! warning: variable does not need to be mutable
Sep 10 22:54:47.646 INFO kablam!   --> examples/mnist.rs:65:6
Sep 10 22:54:47.646 INFO kablam!    |
Sep 10 22:54:47.646 INFO kablam! 65 |     let mut avg_err2 = avg_err1.clone();
Sep 10 22:54:47.646 INFO kablam!    |         ----^^^^^^^^
Sep 10 22:54:47.646 INFO kablam!    |         |
Sep 10 22:54:47.646 INFO kablam!    |         help: remove this `mut`
Sep 10 22:54:47.646 INFO kablam! 
Sep 10 22:54:47.779 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 24.37s
Sep 10 22:54:47.794 INFO kablam! su: No module specific data is present
Sep 10 22:54:48.778 INFO running `"docker" "rm" "-f" "7f52893fee3a541ecd60de617e9490f65f07689ef4d6116acbcd5e1b5fa7b4d7"`
Sep 10 22:54:48.901 INFO blam! 7f52893fee3a541ecd60de617e9490f65f07689ef4d6116acbcd5e1b5fa7b4d7