Sep 14 11:29:50.685 INFO checking prophet-0.4.2 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 11:29:50.685 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 11:29:50.685 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 11:29:51.008 INFO blam! 4c2c22869d869c369c55477f671a3ae166a1adeff3201248d893d8a22e0fb125
Sep 14 11:29:51.008 INFO running `"docker" "start" "-a" "4c2c22869d869c369c55477f671a3ae166a1adeff3201248d893d8a22e0fb125"`
Sep 14 11:29:52.602 INFO kablam! usermod: no changes
Sep 14 11:29:52.730 INFO kablam!    Compiling ndarray v0.10.14
Sep 14 11:30:02.703 INFO kablam!     Checking ndarray-rand v0.6.1
Sep 14 11:30:03.407 INFO kablam!     Checking prophet v0.4.2 (file:///source)
Sep 14 11:30:05.837 INFO kablam! warning: unused return value of `std::borrow::ToOwned::to_owned` which must be used
Sep 14 11:30:05.837 INFO kablam!    --> src/neural_net.rs:418:4
Sep 14 11:30:05.837 INFO kablam!     |
Sep 14 11:30:05.837 INFO kablam! 418 |             layer.calculate_output_gradients(expected.view()).to_owned();
Sep 14 11:30:05.837 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 11:30:05.837 INFO kablam!     |
Sep 14 11:30:05.837 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 14 11:30:05.838 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Sep 14 11:30:05.838 INFO kablam! 
Sep 14 11:30:06.913 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 14.28s
Sep 14 11:30:06.922 INFO kablam! su: No module specific data is present
Sep 14 11:30:08.159 INFO running `"docker" "rm" "-f" "4c2c22869d869c369c55477f671a3ae166a1adeff3201248d893d8a22e0fb125"`
Sep 14 11:30:08.350 INFO blam! 4c2c22869d869c369c55477f671a3ae166a1adeff3201248d893d8a22e0fb125