Dec 04 13:34:26.383 INFO checking mvlabat/rust_mnist_gradient_descent against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 13:34:26.383 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 13:34:26.907 INFO [stdout] 631b8a1a846fea640e864162506d9ffc80e502ef3408c37e1c274bfd246f4961
Dec 04 13:34:26.909 INFO running `"docker" "start" "-a" "631b8a1a846fea640e864162506d9ffc80e502ef3408c37e1c274bfd246f4961"`
Dec 04 13:34:29.066 INFO [stderr] usermod: no changes
Dec 04 13:34:29.191 INFO [stderr]     Checking mnist v0.4.0
Dec 04 13:34:29.191 INFO [stderr]     Checking nalgebra v0.13.1
Dec 04 13:34:57.048 INFO [stderr]     Checking rust_mnist_gradient_descent v0.1.0 (/source)
Dec 04 13:34:57.840 INFO [stderr] warning: function is never used: `hypothesis`
Dec 04 13:34:57.840 INFO [stderr]   --> src/main.rs:27:1
Dec 04 13:34:57.840 INFO [stderr]    |
Dec 04 13:34:57.840 INFO [stderr] 27 | fn hypothesis(weigts: &WeightVector, image: &Image) -> f32 {
Dec 04 13:34:57.840 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:34:57.840 INFO [stderr]    |
Dec 04 13:34:57.840 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:34:57.840 INFO [stderr] 
Dec 04 13:34:57.840 INFO [stderr] warning: function is never used: `print_i`
Dec 04 13:34:57.840 INFO [stderr]   --> src/main.rs:35:1
Dec 04 13:34:57.840 INFO [stderr]    |
Dec 04 13:34:57.840 INFO [stderr] 35 | fn print_i(image: &WeightVector) {
Dec 04 13:34:57.840 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:34:57.840 INFO [stderr] 
Dec 04 13:34:58.029 INFO [stderr] warning: function is never used: `hypothesis`
Dec 04 13:34:58.029 INFO [stderr]   --> src/main.rs:27:1
Dec 04 13:34:58.029 INFO [stderr]    |
Dec 04 13:34:58.029 INFO [stderr] 27 | fn hypothesis(weigts: &WeightVector, image: &Image) -> f32 {
Dec 04 13:34:58.029 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:34:58.029 INFO [stderr]    |
Dec 04 13:34:58.029 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:34:58.029 INFO [stderr] 
Dec 04 13:34:58.029 INFO [stderr] warning: function is never used: `print_i`
Dec 04 13:34:58.029 INFO [stderr]   --> src/main.rs:35:1
Dec 04 13:34:58.029 INFO [stderr]    |
Dec 04 13:34:58.029 INFO [stderr] 35 | fn print_i(image: &WeightVector) {
Dec 04 13:34:58.029 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:34:58.029 INFO [stderr] 
Dec 04 13:34:58.082 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.98s
Dec 04 13:34:58.092 INFO [stderr] su: No module specific data is present
Dec 04 13:34:58.992 INFO running `"docker" "inspect" "631b8a1a846fea640e864162506d9ffc80e502ef3408c37e1c274bfd246f4961"`
Dec 04 13:34:59.321 INFO running `"docker" "rm" "-f" "631b8a1a846fea640e864162506d9ffc80e502ef3408c37e1c274bfd246f4961"`
Dec 04 13:34:59.639 INFO [stdout] 631b8a1a846fea640e864162506d9ffc80e502ef3408c37e1c274bfd246f4961