Sep 19 22:33:25.222 INFO checking prophet-0.4.2 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 19 22:33:25.222 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 19 22:33:25.222 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-3/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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 +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 22:33:25.506 INFO blam! 6857d3c571d044e50d84540f6ff3d42252736b76ddc76fb042fc28ab7b5b02c3
Sep 19 22:33:25.508 INFO running `"docker" "start" "-a" "6857d3c571d044e50d84540f6ff3d42252736b76ddc76fb042fc28ab7b5b02c3"`
Sep 19 22:33:26.553 INFO kablam! usermod: no changes
Sep 19 22:33:26.683 INFO kablam!    Compiling ndarray v0.10.14
Sep 19 22:33:36.481 INFO kablam!     Checking ndarray-rand v0.6.1
Sep 19 22:33:36.948 INFO kablam!     Checking prophet v0.4.2 (/source)
Sep 19 22:33:38.734 INFO kablam! warning: unused return value of `std::borrow::ToOwned::to_owned` which must be used
Sep 19 22:33:38.734 INFO kablam!    --> src/neural_net.rs:418:4
Sep 19 22:33:38.734 INFO kablam!     |
Sep 19 22:33:38.734 INFO kablam! 418 |             layer.calculate_output_gradients(expected.view()).to_owned();
Sep 19 22:33:38.734 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 22:33:38.734 INFO kablam!     |
Sep 19 22:33:38.734 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 19 22:33:38.734 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Sep 19 22:33:38.734 INFO kablam! 
Sep 19 22:33:39.565 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 12.97s
Sep 19 22:33:39.571 INFO kablam! su: No module specific data is present
Sep 19 22:33:40.232 INFO running `"docker" "rm" "-f" "6857d3c571d044e50d84540f6ff3d42252736b76ddc76fb042fc28ab7b5b02c3"`
Sep 19 22:33:40.364 INFO blam! 6857d3c571d044e50d84540f6ff3d42252736b76ddc76fb042fc28ab7b5b02c3