Nov 01 07:50:02.533 INFO checking bobisme/rustrnn against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 07:50:02.533 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 07:50:02.928 INFO blam! 42c43e0ac7d6513fb08e9d6dc50c22ea7b7aa7a52f5a90f76ac62644535a157b
Nov 01 07:50:02.937 INFO running `"docker" "start" "-a" "42c43e0ac7d6513fb08e9d6dc50c22ea7b7aa7a52f5a90f76ac62644535a157b"`
Nov 01 07:50:03.984 INFO kablam! usermod: no changes
Nov 01 07:50:04.116 INFO kablam!     Checking rustrnn v0.1.0 (/source)
Nov 01 07:50:05.331 INFO kablam! warning: struct is never constructed: `Layer`
Nov 01 07:50:05.331 INFO kablam!  --> src/layer.rs:3:1
Nov 01 07:50:05.331 INFO kablam!   |
Nov 01 07:50:05.331 INFO kablam! 3 | pub struct Layer {
Nov 01 07:50:05.331 INFO kablam!   | ^^^^^^^^^^^^^^^^
Nov 01 07:50:05.331 INFO kablam!   |
Nov 01 07:50:05.331 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 01 07:50:05.331 INFO kablam! 
Nov 01 07:50:05.331 INFO kablam! warning: method is never used: `new`
Nov 01 07:50:05.331 INFO kablam!   --> src/layer.rs:10:5
Nov 01 07:50:05.331 INFO kablam!    |
Nov 01 07:50:05.331 INFO kablam! 10 |     pub fn new(input_size: usize, size: usize) -> Layer {
Nov 01 07:50:05.331 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 07:50:05.331 INFO kablam! 
Nov 01 07:50:05.331 INFO kablam! warning: method is never used: `size`
Nov 01 07:50:05.331 INFO kablam!   --> src/layer.rs:18:5
Nov 01 07:50:05.331 INFO kablam!    |
Nov 01 07:50:05.331 INFO kablam! 18 |     pub fn size(&self) -> usize {
Nov 01 07:50:05.331 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 07:50:05.331 INFO kablam! 
Nov 01 07:50:05.331 INFO kablam! warning: method is never used: `input_size`
Nov 01 07:50:05.331 INFO kablam!   --> src/layer.rs:22:5
Nov 01 07:50:05.331 INFO kablam!    |
Nov 01 07:50:05.331 INFO kablam! 22 |     pub fn input_size(&self) -> usize {
Nov 01 07:50:05.331 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 07:50:05.331 INFO kablam! 
Nov 01 07:50:05.522 INFO kablam! warning: unused arithmetic operation that must be used
Nov 01 07:50:05.522 INFO kablam!    --> src/matrix.rs:440:13
Nov 01 07:50:05.522 INFO kablam!     |
Nov 01 07:50:05.522 INFO kablam! 440 |             m1 + &m2;
Nov 01 07:50:05.522 INFO kablam!     |             ^^^^^^^^
Nov 01 07:50:05.522 INFO kablam!     |
Nov 01 07:50:05.522 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 01 07:50:05.522 INFO kablam! 
Nov 01 07:50:05.524 INFO kablam! warning: unused arithmetic operation that must be used
Nov 01 07:50:05.524 INFO kablam!    --> src/matrix.rs:488:13
Nov 01 07:50:05.524 INFO kablam!     |
Nov 01 07:50:05.524 INFO kablam! 488 |             m1 - &m2;
Nov 01 07:50:05.524 INFO kablam!     |             ^^^^^^^^
Nov 01 07:50:05.524 INFO kablam! 
Nov 01 07:50:05.589 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
Nov 01 07:50:05.597 INFO kablam! su: No module specific data is present
Nov 01 07:50:06.411 INFO running `"docker" "rm" "-f" "42c43e0ac7d6513fb08e9d6dc50c22ea7b7aa7a52f5a90f76ac62644535a157b"`
Nov 01 07:50:06.816 INFO blam! 42c43e0ac7d6513fb08e9d6dc50c22ea7b7aa7a52f5a90f76ac62644535a157b