Oct 27 17:46:27.770 INFO checking prophet-0.4.2 against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2 Oct 27 17:46:27.772 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-6/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"` Oct 27 17:46:28.173 INFO blam! 204b735a05a62fcf038b587e54fd3c4556206fd79c5dd466bd395361c3e9ecd8 Oct 27 17:46:28.175 INFO running `"docker" "start" "-a" "204b735a05a62fcf038b587e54fd3c4556206fd79c5dd466bd395361c3e9ecd8"` Oct 27 17:46:29.894 INFO kablam! usermod: no changes Oct 27 17:46:30.062 INFO kablam! Compiling ndarray v0.10.14 Oct 27 17:46:40.891 INFO kablam! Checking ndarray-rand v0.6.1 Oct 27 17:46:42.435 INFO kablam! Checking prophet v0.4.2 (/source) Oct 27 17:46:47.162 INFO kablam! warning: unused return value of `std::borrow::ToOwned::to_owned` that must be used Oct 27 17:46:47.162 INFO kablam! --> src/neural_net.rs:418:4 Oct 27 17:46:47.162 INFO kablam! | Oct 27 17:46:47.162 INFO kablam! 418 | layer.calculate_output_gradients(expected.view()).to_owned(); Oct 27 17:46:47.162 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 27 17:46:47.162 INFO kablam! | Oct 27 17:46:47.162 INFO kablam! = note: #[warn(unused_must_use)] on by default Oct 27 17:46:47.162 INFO kablam! = note: cloning is often expensive and is not expected to have side effects Oct 27 17:46:47.162 INFO kablam! Oct 27 17:46:49.711 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 19.80s Oct 27 17:46:49.724 INFO kablam! su: No module specific data is present Oct 27 17:46:50.733 INFO running `"docker" "rm" "-f" "204b735a05a62fcf038b587e54fd3c4556206fd79c5dd466bd395361c3e9ecd8"` Oct 27 17:46:51.071 INFO blam! 204b735a05a62fcf038b587e54fd3c4556206fd79c5dd466bd395361c3e9ecd8