Dec 04 13:34:38.621 INFO checking mvlabat/rust_mnist_gradient_descent against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 13:34:38.621 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 13:34:39.252 INFO [stdout] a417a0ff8ca58f943f4c2dd2b4438c278c53428761196a37bae585239623640a
Dec 04 13:34:39.254 INFO running `"docker" "start" "-a" "a417a0ff8ca58f943f4c2dd2b4438c278c53428761196a37bae585239623640a"`
Dec 04 13:34:41.711 INFO [stderr] usermod: no changes
Dec 04 13:34:41.858 INFO [stderr]     Checking mnist v0.4.0
Dec 04 13:34:41.858 INFO [stderr]     Checking alga v0.5.2
Dec 04 13:34:45.647 INFO [stderr]     Checking nalgebra v0.13.1
Dec 04 13:35:12.618 INFO [stderr]     Checking rust_mnist_gradient_descent v0.1.0 (/source)
Dec 04 13:35:13.627 INFO [stderr] warning: function is never used: `hypothesis`
Dec 04 13:35:13.627 INFO [stderr]   --> src/main.rs:27:1
Dec 04 13:35:13.627 INFO [stderr]    |
Dec 04 13:35:13.627 INFO [stderr] 27 | fn hypothesis(weigts: &WeightVector, image: &Image) -> f32 {
Dec 04 13:35:13.627 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:35:13.627 INFO [stderr]    |
Dec 04 13:35:13.627 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:35:13.627 INFO [stderr] 
Dec 04 13:35:13.627 INFO [stderr] warning: function is never used: `print_i`
Dec 04 13:35:13.627 INFO [stderr]   --> src/main.rs:35:1
Dec 04 13:35:13.627 INFO [stderr]    |
Dec 04 13:35:13.627 INFO [stderr] 35 | fn print_i(image: &WeightVector) {
Dec 04 13:35:13.627 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:35:13.627 INFO [stderr] 
Dec 04 13:35:13.695 INFO [stderr] warning: function is never used: `hypothesis`
Dec 04 13:35:13.695 INFO [stderr]   --> src/main.rs:27:1
Dec 04 13:35:13.695 INFO [stderr]    |
Dec 04 13:35:13.695 INFO [stderr] 27 | fn hypothesis(weigts: &WeightVector, image: &Image) -> f32 {
Dec 04 13:35:13.695 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:35:13.695 INFO [stderr]    |
Dec 04 13:35:13.695 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:35:13.695 INFO [stderr] 
Dec 04 13:35:13.695 INFO [stderr] warning: function is never used: `print_i`
Dec 04 13:35:13.695 INFO [stderr]   --> src/main.rs:35:1
Dec 04 13:35:13.695 INFO [stderr]    |
Dec 04 13:35:13.695 INFO [stderr] 35 | fn print_i(image: &WeightVector) {
Dec 04 13:35:13.695 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:35:13.695 INFO [stderr] 
Dec 04 13:35:13.723 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.97s
Dec 04 13:35:13.726 INFO [stderr] su: No module specific data is present
Dec 04 13:35:14.399 INFO running `"docker" "inspect" "a417a0ff8ca58f943f4c2dd2b4438c278c53428761196a37bae585239623640a"`
Dec 04 13:35:14.651 INFO running `"docker" "rm" "-f" "a417a0ff8ca58f943f4c2dd2b4438c278c53428761196a37bae585239623640a"`
Dec 04 13:35:14.846 INFO [stdout] a417a0ff8ca58f943f4c2dd2b4438c278c53428761196a37bae585239623640a