Sep 01 15:54:48.599 INFO checking ktensor-0.1.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 15:54:48.599 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 15:54:48.600 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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=500" "-e" "CMD=cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 15:54:48.770 INFO blam! 51b35ead0b0516bbefa2e61240a27d019e39dff6d773d8ae25d81cf8e75a22e0
Sep 01 15:54:48.772 INFO running `"docker" "start" "-a" "51b35ead0b0516bbefa2e61240a27d019e39dff6d773d8ae25d81cf8e75a22e0"`
Sep 01 15:54:49.622 INFO kablam!     Checking ktensor v0.1.0 (file:///source)
Sep 01 15:54:52.102 INFO kablam! warning: function is never used: `read_u8`
Sep 01 15:54:52.102 INFO kablam!  --> tests/mnist.rs:9:1
Sep 01 15:54:52.102 INFO kablam!   |
Sep 01 15:54:52.102 INFO kablam! 9 | fn read_u8(reader: &mut Read) -> u8 {
Sep 01 15:54:52.102 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 15:54:52.103 INFO kablam!   |
Sep 01 15:54:52.103 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 01 15:54:52.103 INFO kablam! 
Sep 01 15:54:52.126 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
Sep 01 15:54:52.130 INFO kablam! su: No module specific data is present
Sep 01 15:54:52.618 INFO running `"docker" "rm" "-f" "51b35ead0b0516bbefa2e61240a27d019e39dff6d773d8ae25d81cf8e75a22e0"`
Sep 01 15:54:52.738 INFO blam! 51b35ead0b0516bbefa2e61240a27d019e39dff6d773d8ae25d81cf8e75a22e0