Sep 06 04:46:36.574 INFO checking ktensor-0.1.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 04:46:36.574 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 04:46:36.574 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-7/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 04:46:36.730 INFO blam! 06ca1785709e0e421e671b568843394810deed4bbe1118f73a14c33d39b02761
Sep 06 04:46:36.732 INFO running `"docker" "start" "-a" "06ca1785709e0e421e671b568843394810deed4bbe1118f73a14c33d39b02761"`
Sep 06 04:46:37.544 INFO kablam! usermod: no changes
Sep 06 04:46:37.567 INFO kablam!     Checking ktensor v0.1.0 (file:///source)
Sep 06 04:46:38.472 INFO kablam! warning: function is never used: `read_u8`
Sep 06 04:46:38.472 INFO kablam!  --> tests/mnist.rs:9:1
Sep 06 04:46:38.472 INFO kablam!   |
Sep 06 04:46:38.472 INFO kablam! 9 | fn read_u8(reader: &mut Read) -> u8 {
Sep 06 04:46:38.472 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 04:46:38.472 INFO kablam!   |
Sep 06 04:46:38.472 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 06 04:46:38.472 INFO kablam! 
Sep 06 04:46:38.489 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Sep 06 04:46:38.492 INFO kablam! su: No module specific data is present
Sep 06 04:46:39.124 INFO running `"docker" "rm" "-f" "06ca1785709e0e421e671b568843394810deed4bbe1118f73a14c33d39b02761"`
Sep 06 04:46:39.203 INFO blam! 06ca1785709e0e421e671b568843394810deed4bbe1118f73a14c33d39b02761