Nov 16 18:44:42.023 INFO testing mvlabat/rust_mnist_gradient_descent against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 18:44:42.025 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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 16 18:44:42.616 INFO [stdout] 1a5e59af22438d9e7a7eec86e7440712d280d580bf1d926749e124d2b7f12c8d
Nov 16 18:44:42.619 INFO running `"docker" "start" "-a" "1a5e59af22438d9e7a7eec86e7440712d280d580bf1d926749e124d2b7f12c8d"`
Nov 16 18:44:44.386 INFO [stderr] usermod: no changes
Nov 16 18:44:44.551 INFO [stderr]    Compiling mnist v0.4.0
Nov 16 18:44:44.551 INFO [stderr]    Compiling alga v0.5.2
Nov 16 18:44:49.839 INFO [stderr]    Compiling nalgebra v0.13.1
Nov 16 18:45:22.501 INFO [stderr]    Compiling rust_mnist_gradient_descent v0.1.0 (/source)
Nov 16 18:45:23.383 INFO [stderr] warning: function is never used: `hypothesis`
Nov 16 18:45:23.383 INFO [stderr]   --> src/main.rs:27:1
Nov 16 18:45:23.384 INFO [stderr]    |
Nov 16 18:45:23.384 INFO [stderr] 27 | fn hypothesis(weigts: &WeightVector, image: &Image) -> f32 {
Nov 16 18:45:23.384 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:45:23.384 INFO [stderr]    |
Nov 16 18:45:23.384 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 18:45:23.384 INFO [stderr] 
Nov 16 18:45:23.384 INFO [stderr] warning: function is never used: `print_i`
Nov 16 18:45:23.384 INFO [stderr]   --> src/main.rs:35:1
Nov 16 18:45:23.384 INFO [stderr]    |
Nov 16 18:45:23.384 INFO [stderr] 35 | fn print_i(image: &WeightVector) {
Nov 16 18:45:23.384 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:45:23.384 INFO [stderr] 
Nov 16 18:45:25.460 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.05s
Nov 16 18:45:25.463 INFO [stderr] su: No module specific data is present
Nov 16 18:45:27.219 INFO running `"docker" "inspect" "1a5e59af22438d9e7a7eec86e7440712d280d580bf1d926749e124d2b7f12c8d"`
Nov 16 18:45:27.484 INFO running `"docker" "rm" "-f" "1a5e59af22438d9e7a7eec86e7440712d280d580bf1d926749e124d2b7f12c8d"`
Nov 16 18:45:27.751 INFO [stdout] 1a5e59af22438d9e7a7eec86e7440712d280d580bf1d926749e124d2b7f12c8d
Nov 16 18:45:27.759 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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 16 18:45:28.169 INFO [stdout] d9b00e2274150d4565563fdf620d8eb8c36bfc79ef630bbe0027f19dcffdece9
Nov 16 18:45:28.172 INFO running `"docker" "start" "-a" "d9b00e2274150d4565563fdf620d8eb8c36bfc79ef630bbe0027f19dcffdece9"`
Nov 16 18:45:29.587 INFO [stderr] usermod: no changes
Nov 16 18:45:29.715 INFO [stderr]    Compiling rust_mnist_gradient_descent v0.1.0 (/source)
Nov 16 18:45:30.463 INFO [stderr] warning: function is never used: `hypothesis`
Nov 16 18:45:30.463 INFO [stderr]   --> src/main.rs:27:1
Nov 16 18:45:30.464 INFO [stderr]    |
Nov 16 18:45:30.464 INFO [stderr] 27 | fn hypothesis(weigts: &WeightVector, image: &Image) -> f32 {
Nov 16 18:45:30.464 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:45:30.465 INFO [stderr]    |
Nov 16 18:45:30.465 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 18:45:30.465 INFO [stderr] 
Nov 16 18:45:30.466 INFO [stderr] warning: function is never used: `print_i`
Nov 16 18:45:30.466 INFO [stderr]   --> src/main.rs:35:1
Nov 16 18:45:30.466 INFO [stderr]    |
Nov 16 18:45:30.467 INFO [stderr] 35 | fn print_i(image: &WeightVector) {
Nov 16 18:45:30.467 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 18:45:30.467 INFO [stderr] 
Nov 16 18:45:30.867 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
Nov 16 18:45:30.871 INFO [stderr] su: No module specific data is present
Nov 16 18:45:31.601 INFO running `"docker" "inspect" "d9b00e2274150d4565563fdf620d8eb8c36bfc79ef630bbe0027f19dcffdece9"`
Nov 16 18:45:31.961 INFO running `"docker" "rm" "-f" "d9b00e2274150d4565563fdf620d8eb8c36bfc79ef630bbe0027f19dcffdece9"`
Nov 16 18:45:32.271 INFO [stdout] d9b00e2274150d4565563fdf620d8eb8c36bfc79ef630bbe0027f19dcffdece9
Nov 16 18:45:32.273 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-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 16 18:45:32.659 INFO [stdout] 7932f72396de06f3b09b4cf44ad71241eb3021030f1492a6ac427349bfaeb786
Nov 16 18:45:32.662 INFO running `"docker" "start" "-a" "7932f72396de06f3b09b4cf44ad71241eb3021030f1492a6ac427349bfaeb786"`
Nov 16 18:45:34.548 INFO [stderr] usermod: no changes
Nov 16 18:45:34.625 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Nov 16 18:45:34.648 INFO [stderr]      Running /target/debug/deps/rust_mnist_gradient_descent-7d744e565afe2e15
Nov 16 18:45:34.652 INFO [stdout] 
Nov 16 18:45:34.652 INFO [stdout] running 0 tests
Nov 16 18:45:34.652 INFO [stdout] 
Nov 16 18:45:34.652 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 18:45:34.652 INFO [stdout] 
Nov 16 18:45:34.654 INFO [stderr] su: No module specific data is present
Nov 16 18:45:35.842 INFO running `"docker" "inspect" "7932f72396de06f3b09b4cf44ad71241eb3021030f1492a6ac427349bfaeb786"`
Nov 16 18:45:36.103 INFO running `"docker" "rm" "-f" "7932f72396de06f3b09b4cf44ad71241eb3021030f1492a6ac427349bfaeb786"`
Nov 16 18:45:36.432 INFO [stdout] 7932f72396de06f3b09b4cf44ad71241eb3021030f1492a6ac427349bfaeb786