Aug 02 01:50:11.432 INFO checking prophet-0.4.2 against 1.27.2 for lazy_static-1
Aug 02 01:50:11.432 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:50:11.432 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:50:11.432 INFO running `"docker" "create" "-v" "/tmp/crater.m3AReMi9Dw9G:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 01:50:11.694 INFO blam! 71c3660b9cab2b4b598d65d6a81450a5a6018e4c36d3b38eca27844ea2232eee
Aug 02 01:50:11.699 INFO running `"docker" "start" "-a" "71c3660b9cab2b4b598d65d6a81450a5a6018e4c36d3b38eca27844ea2232eee"`
Aug 02 01:50:12.645 INFO kablam!    Compiling ndarray v0.10.14
Aug 02 01:50:30.286 INFO kablam!     Checking ndarray-rand v0.6.1
Aug 02 01:50:31.315 INFO kablam!     Checking prophet v0.4.2 (file:///source)
Aug 02 01:50:37.549 INFO kablam! warning: unused return value of `std::borrow::ToOwned::to_owned` which must be used
Aug 02 01:50:37.549 INFO kablam!    --> src/neural_net.rs:418:4
Aug 02 01:50:37.549 INFO kablam!     |
Aug 02 01:50:37.549 INFO kablam! 418 |             layer.calculate_output_gradients(expected.view()).to_owned();
Aug 02 01:50:37.549 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:50:37.556 INFO kablam!     |
Aug 02 01:50:37.556 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 02 01:50:37.557 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Aug 02 01:50:37.557 INFO kablam! 
Aug 02 01:50:38.450 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 25.97s
Aug 02 01:50:38.458 INFO kablam! su: No module specific data is present
Aug 02 01:50:39.102 INFO running `"docker" "rm" "-f" "71c3660b9cab2b4b598d65d6a81450a5a6018e4c36d3b38eca27844ea2232eee"`
Aug 02 01:50:39.274 INFO blam! 71c3660b9cab2b4b598d65d6a81450a5a6018e4c36d3b38eca27844ea2232eee