Nov 07 10:44:18.475 INFO checking prophet-0.4.2 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 10:44:18.477 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-6/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 07 10:44:18.812 INFO blam! 67b0250088095cc4eec09b95dd69c71f597ae244d435786592cda16831e22b23
Nov 07 10:44:18.814 INFO running `"docker" "start" "-a" "67b0250088095cc4eec09b95dd69c71f597ae244d435786592cda16831e22b23"`
Nov 07 10:44:20.744 INFO kablam! usermod: no changes
Nov 07 10:44:20.952 INFO kablam!    Compiling ndarray v0.10.14
Nov 07 10:44:30.920 INFO kablam!     Checking ndarray-rand v0.6.1
Nov 07 10:44:32.208 INFO kablam!     Checking prophet v0.4.2 (/source)
Nov 07 10:44:36.317 INFO kablam! warning: unused return value of `std::borrow::ToOwned::to_owned` that must be used
Nov 07 10:44:36.317 INFO kablam!    --> src/neural_net.rs:418:4
Nov 07 10:44:36.318 INFO kablam!     |
Nov 07 10:44:36.318 INFO kablam! 418 |             layer.calculate_output_gradients(expected.view()).to_owned();
Nov 07 10:44:36.318 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 07 10:44:36.319 INFO kablam!     |
Nov 07 10:44:36.319 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 07 10:44:36.319 INFO kablam!     = note: cloning is often expensive and is not expected to have side effects
Nov 07 10:44:36.320 INFO kablam! 
Nov 07 10:44:40.244 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 19.46s
Nov 07 10:44:40.260 INFO kablam! su: No module specific data is present
Nov 07 10:44:41.079 INFO running `"docker" "rm" "-f" "67b0250088095cc4eec09b95dd69c71f597ae244d435786592cda16831e22b23"`
Nov 07 10:44:41.328 INFO blam! 67b0250088095cc4eec09b95dd69c71f597ae244d435786592cda16831e22b23