Nov 01 07:50:03.002 INFO checking bobisme/rustrnn against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 07:50:03.002 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-7/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 07:50:03.558 INFO blam! 97603fc9df8ce0036b6e496085780b4830ccfd178b8274ee38c17ecef96095aa
Nov 01 07:50:03.559 INFO running `"docker" "start" "-a" "97603fc9df8ce0036b6e496085780b4830ccfd178b8274ee38c17ecef96095aa"`
Nov 01 07:50:05.697 INFO kablam! usermod: no changes
Nov 01 07:50:05.748 INFO kablam!     Checking rustrnn v0.1.0 (/source)
Nov 01 07:50:07.129 INFO kablam! warning: struct is never constructed: `Layer`
Nov 01 07:50:07.130 INFO kablam!  --> src/layer.rs:3:1
Nov 01 07:50:07.130 INFO kablam!   |
Nov 01 07:50:07.131 INFO kablam! 3 | pub struct Layer {
Nov 01 07:50:07.131 INFO kablam!   | ^^^^^^^^^^^^^^^^
Nov 01 07:50:07.131 INFO kablam!   |
Nov 01 07:50:07.132 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 01 07:50:07.132 INFO kablam! 
Nov 01 07:50:07.132 INFO kablam! warning: method is never used: `new`
Nov 01 07:50:07.132 INFO kablam!   --> src/layer.rs:10:5
Nov 01 07:50:07.133 INFO kablam!    |
Nov 01 07:50:07.133 INFO kablam! 10 |     pub fn new(input_size: usize, size: usize) -> Layer {
Nov 01 07:50:07.133 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 07:50:07.134 INFO kablam! 
Nov 01 07:50:07.134 INFO kablam! warning: method is never used: `size`
Nov 01 07:50:07.134 INFO kablam!   --> src/layer.rs:18:5
Nov 01 07:50:07.134 INFO kablam!    |
Nov 01 07:50:07.135 INFO kablam! 18 |     pub fn size(&self) -> usize {
Nov 01 07:50:07.135 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 07:50:07.135 INFO kablam! 
Nov 01 07:50:07.136 INFO kablam! warning: method is never used: `input_size`
Nov 01 07:50:07.136 INFO kablam!   --> src/layer.rs:22:5
Nov 01 07:50:07.136 INFO kablam!    |
Nov 01 07:50:07.136 INFO kablam! 22 |     pub fn input_size(&self) -> usize {
Nov 01 07:50:07.137 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 07:50:07.137 INFO kablam! 
Nov 01 07:50:07.553 INFO kablam! warning: unused arithmetic operation that must be used
Nov 01 07:50:07.554 INFO kablam!    --> src/matrix.rs:440:13
Nov 01 07:50:07.555 INFO kablam!     |
Nov 01 07:50:07.555 INFO kablam! 440 |             m1 + &m2;
Nov 01 07:50:07.556 INFO kablam!     |             ^^^^^^^^
Nov 01 07:50:07.557 INFO kablam!     |
Nov 01 07:50:07.557 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 01 07:50:07.560 INFO kablam! 
Nov 01 07:50:07.561 INFO kablam! warning: unused arithmetic operation that must be used
Nov 01 07:50:07.561 INFO kablam!    --> src/matrix.rs:488:13
Nov 01 07:50:07.561 INFO kablam!     |
Nov 01 07:50:07.561 INFO kablam! 488 |             m1 - &m2;
Nov 01 07:50:07.562 INFO kablam!     |             ^^^^^^^^
Nov 01 07:50:07.562 INFO kablam! 
Nov 01 07:50:07.609 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
Nov 01 07:50:07.613 INFO kablam! su: No module specific data is present
Nov 01 07:50:08.790 INFO running `"docker" "rm" "-f" "97603fc9df8ce0036b6e496085780b4830ccfd178b8274ee38c17ecef96095aa"`
Nov 01 07:50:09.176 INFO blam! 97603fc9df8ce0036b6e496085780b4830ccfd178b8274ee38c17ecef96095aa