Aug 17 14:21:22.505 INFO checking prophet-0.4.2 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 14:21:22.505 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 14:21:22.505 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 14:21:22.505 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-6/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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 +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 14:21:22.794 INFO blam! e3b9d4c891f5c2191de4f7ea08e020b7b8e8a641d2cdb68a352550878cbf599f
Aug 17 14:21:22.796 INFO running `"docker" "start" "-a" "e3b9d4c891f5c2191de4f7ea08e020b7b8e8a641d2cdb68a352550878cbf599f"`
Aug 17 14:21:23.877 INFO kablam!    Compiling ndarray v0.10.14
Aug 17 14:21:45.978 INFO kablam!     Checking ndarray-rand v0.6.1
Aug 17 14:21:46.882 INFO kablam!     Checking prophet v0.4.2 (file:///source)
Aug 17 14:21:54.482 INFO kablam! warning: unused return value of `std::borrow::ToOwned::to_owned` which must be used
Aug 17 14:21:54.482 INFO kablam!    --> src/neural_net.rs:418:4
Aug 17 14:21:54.482 INFO kablam!     |
Aug 17 14:21:54.482 INFO kablam! 418 |             layer.calculate_output_gradients(expected.view()).to_owned();
Aug 17 14:21:54.482 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 14:21:54.506 INFO kablam!     |
Aug 17 14:21:54.506 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 17 14:21:54.506 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Aug 17 14:21:54.506 INFO kablam! 
Aug 17 14:21:55.619 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 31.90s
Aug 17 14:21:55.646 INFO kablam! su: No module specific data is present
Aug 17 14:21:56.230 INFO running `"docker" "rm" "-f" "e3b9d4c891f5c2191de4f7ea08e020b7b8e8a641d2cdb68a352550878cbf599f"`
Aug 17 14:21:56.384 INFO blam! e3b9d4c891f5c2191de4f7ea08e020b7b8e8a641d2cdb68a352550878cbf599f