Sep 01 10:56:19.387 INFO checking alumina-0.3.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 10:56:19.387 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 10:56:19.387 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 10:56:19.549 INFO blam! 69ac7f296bf1cc2134812d96c468858aac1a679a27eb61ca5978f8e9bda9a11c
Sep 01 10:56:19.551 INFO running `"docker" "start" "-a" "69ac7f296bf1cc2134812d96c468858aac1a679a27eb61ca5978f8e9bda9a11c"`
Sep 01 10:56:20.291 INFO kablam!    Compiling matrixmultiply_mt v0.1.6
Sep 01 10:56:20.293 INFO kablam!     Checking unchecked-index v0.2.2
Sep 01 10:56:20.295 INFO kablam!     Checking rawslice v0.1.0
Sep 01 10:56:20.299 INFO kablam!     Checking typenum_loops v0.3.0
Sep 01 10:56:20.604 INFO kablam!     Checking odds v0.3.1
Sep 01 10:56:24.477 INFO kablam!     Checking alumina v0.3.0 (file:///source)
Sep 01 10:56:51.154 INFO kablam! warning: value assigned to `params` is never read
Sep 01 10:56:51.154 INFO kablam!   --> examples/mnist.rs:76:2
Sep 01 10:56:51.154 INFO kablam!    |
Sep 01 10:56:51.154 INFO kablam! 76 |     params = solver.optimise_from(&mut data_stream, params).unwrap();
Sep 01 10:56:51.154 INFO kablam!    |     ^^^^^^
Sep 01 10:56:51.154 INFO kablam!    |
Sep 01 10:56:51.154 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Sep 01 10:56:51.154 INFO kablam! 
Sep 01 10:56:51.178 INFO kablam! warning: variable does not need to be mutable
Sep 01 10:56:51.178 INFO kablam!   --> examples/mnist.rs:64:6
Sep 01 10:56:51.178 INFO kablam!    |
Sep 01 10:56:51.178 INFO kablam! 64 |     let mut avg_err1 = Arc::new(Cell::new(2.3));
Sep 01 10:56:51.178 INFO kablam!    |         ----^^^^^^^^
Sep 01 10:56:51.179 INFO kablam!    |         |
Sep 01 10:56:51.179 INFO kablam!    |         help: remove this `mut`
Sep 01 10:56:51.179 INFO kablam!    |
Sep 01 10:56:51.179 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 10:56:51.179 INFO kablam! 
Sep 01 10:56:51.179 INFO kablam! warning: variable does not need to be mutable
Sep 01 10:56:51.179 INFO kablam!   --> examples/mnist.rs:65:6
Sep 01 10:56:51.180 INFO kablam!    |
Sep 01 10:56:51.180 INFO kablam! 65 |     let mut avg_err2 = avg_err1.clone();
Sep 01 10:56:51.180 INFO kablam!    |         ----^^^^^^^^
Sep 01 10:56:51.180 INFO kablam!    |         |
Sep 01 10:56:51.180 INFO kablam!    |         help: remove this `mut`
Sep 01 10:56:51.180 INFO kablam! 
Sep 01 10:56:51.355 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 31.27s
Sep 01 10:56:51.382 INFO kablam! su: No module specific data is present
Sep 01 10:56:51.934 INFO running `"docker" "rm" "-f" "69ac7f296bf1cc2134812d96c468858aac1a679a27eb61ca5978f8e9bda9a11c"`
Sep 01 10:56:52.085 INFO blam! 69ac7f296bf1cc2134812d96c468858aac1a679a27eb61ca5978f8e9bda9a11c