Sep 06 10:06:50.249 INFO checking alumina-0.3.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 10:06:50.249 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 10:06:50.249 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-3/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 10:06:50.464 INFO blam! 86a940dc7b896ea085489eba0f5ed204fd3b8354cd75539e8dfb28bbf91d1cd4
Sep 06 10:06:50.464 INFO running `"docker" "start" "-a" "86a940dc7b896ea085489eba0f5ed204fd3b8354cd75539e8dfb28bbf91d1cd4"`
Sep 06 10:06:50.976 INFO kablam! usermod: no changes
Sep 06 10:06:51.191 INFO kablam!    Compiling matrixmultiply_mt v0.1.6
Sep 06 10:06:51.195 INFO kablam!     Checking unchecked-index v0.2.2
Sep 06 10:06:51.199 INFO kablam!     Checking rawslice v0.1.0
Sep 06 10:06:51.203 INFO kablam!     Checking typenum_loops v0.3.0
Sep 06 10:06:51.538 INFO kablam!     Checking odds v0.3.1
Sep 06 10:06:54.094 INFO kablam!     Checking alumina v0.3.0 (file:///source)
Sep 06 10:07:14.834 INFO kablam! warning: value assigned to `params` is never read
Sep 06 10:07:14.834 INFO kablam!   --> examples/mnist.rs:76:2
Sep 06 10:07:14.834 INFO kablam!    |
Sep 06 10:07:14.834 INFO kablam! 76 |     params = solver.optimise_from(&mut data_stream, params).unwrap();
Sep 06 10:07:14.834 INFO kablam!    |     ^^^^^^
Sep 06 10:07:14.834 INFO kablam!    |
Sep 06 10:07:14.834 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Sep 06 10:07:14.834 INFO kablam! 
Sep 06 10:07:14.846 INFO kablam! warning: variable does not need to be mutable
Sep 06 10:07:14.846 INFO kablam!   --> examples/mnist.rs:64:6
Sep 06 10:07:14.846 INFO kablam!    |
Sep 06 10:07:14.846 INFO kablam! 64 |     let mut avg_err1 = Arc::new(Cell::new(2.3));
Sep 06 10:07:14.846 INFO kablam!    |         ----^^^^^^^^
Sep 06 10:07:14.846 INFO kablam!    |         |
Sep 06 10:07:14.846 INFO kablam!    |         help: remove this `mut`
Sep 06 10:07:14.846 INFO kablam!    |
Sep 06 10:07:14.846 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 10:07:14.846 INFO kablam! 
Sep 06 10:07:14.846 INFO kablam! warning: variable does not need to be mutable
Sep 06 10:07:14.846 INFO kablam!   --> examples/mnist.rs:65:6
Sep 06 10:07:14.846 INFO kablam!    |
Sep 06 10:07:14.846 INFO kablam! 65 |     let mut avg_err2 = avg_err1.clone();
Sep 06 10:07:14.846 INFO kablam!    |         ----^^^^^^^^
Sep 06 10:07:14.846 INFO kablam!    |         |
Sep 06 10:07:14.846 INFO kablam!    |         help: remove this `mut`
Sep 06 10:07:14.846 INFO kablam! 
Sep 06 10:07:14.950 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 23.96s
Sep 06 10:07:14.994 INFO kablam! su: No module specific data is present
Sep 06 10:07:16.183 INFO running `"docker" "rm" "-f" "86a940dc7b896ea085489eba0f5ed204fd3b8354cd75539e8dfb28bbf91d1cd4"`
Sep 06 10:07:16.337 INFO blam! 86a940dc7b896ea085489eba0f5ed204fd3b8354cd75539e8dfb28bbf91d1cd4