Dec 05 13:26:57.928 INFO testing mvlabat/rust_mnist_gradient_descent against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 13:26:57.928 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 13:26:58.598 INFO [stdout] 49ef3ad75e0449da16923aa72e4c91240a40c01b385c8565735c4afa27b3588c
Dec 05 13:26:58.600 INFO running `"docker" "start" "-a" "49ef3ad75e0449da16923aa72e4c91240a40c01b385c8565735c4afa27b3588c"`
Dec 05 13:27:00.014 INFO [stderr] usermod: no changes
Dec 05 13:27:00.132 INFO [stderr]    Compiling num-complex v0.1.41
Dec 05 13:27:00.132 INFO [stderr]    Compiling mnist v0.4.0
Dec 05 13:27:00.145 INFO [stderr]    Compiling generic-array v0.8.3
Dec 05 13:27:02.436 INFO [stderr]    Compiling alga v0.5.2
Dec 05 13:27:06.232 INFO [stderr]    Compiling nalgebra v0.13.1
Dec 05 13:27:34.406 INFO [stderr]    Compiling rust_mnist_gradient_descent v0.1.0 (/source)
Dec 05 13:27:35.240 INFO [stderr] warning: function is never used: `hypothesis`
Dec 05 13:27:35.240 INFO [stderr]   --> src/main.rs:27:1
Dec 05 13:27:35.240 INFO [stderr]    |
Dec 05 13:27:35.240 INFO [stderr] 27 | fn hypothesis(weigts: &WeightVector, image: &Image) -> f32 {
Dec 05 13:27:35.240 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:27:35.240 INFO [stderr]    |
Dec 05 13:27:35.240 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 13:27:35.240 INFO [stderr] 
Dec 05 13:27:35.240 INFO [stderr] warning: function is never used: `print_i`
Dec 05 13:27:35.240 INFO [stderr]   --> src/main.rs:35:1
Dec 05 13:27:35.240 INFO [stderr]    |
Dec 05 13:27:35.240 INFO [stderr] 35 | fn print_i(image: &WeightVector) {
Dec 05 13:27:35.240 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:27:35.240 INFO [stderr] 
Dec 05 13:27:36.856 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.81s
Dec 05 13:27:36.860 INFO [stderr] su: No module specific data is present
Dec 05 13:27:37.612 INFO running `"docker" "inspect" "49ef3ad75e0449da16923aa72e4c91240a40c01b385c8565735c4afa27b3588c"`
Dec 05 13:27:37.792 INFO running `"docker" "rm" "-f" "49ef3ad75e0449da16923aa72e4c91240a40c01b385c8565735c4afa27b3588c"`
Dec 05 13:27:38.044 INFO [stdout] 49ef3ad75e0449da16923aa72e4c91240a40c01b385c8565735c4afa27b3588c
Dec 05 13:27:38.046 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 13:27:38.404 INFO [stdout] b3e58780263d692ae94dd4249bc01727e4609f3d578591692402a2c9b2f77c18
Dec 05 13:27:38.406 INFO running `"docker" "start" "-a" "b3e58780263d692ae94dd4249bc01727e4609f3d578591692402a2c9b2f77c18"`
Dec 05 13:27:38.913 INFO [stderr] usermod: no changes
Dec 05 13:27:38.973 INFO [stderr]    Compiling rust_mnist_gradient_descent v0.1.0 (/source)
Dec 05 13:27:39.713 INFO [stderr] warning: function is never used: `hypothesis`
Dec 05 13:27:39.713 INFO [stderr]   --> src/main.rs:27:1
Dec 05 13:27:39.713 INFO [stderr]    |
Dec 05 13:27:39.713 INFO [stderr] 27 | fn hypothesis(weigts: &WeightVector, image: &Image) -> f32 {
Dec 05 13:27:39.713 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:27:39.713 INFO [stderr]    |
Dec 05 13:27:39.713 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 13:27:39.713 INFO [stderr] 
Dec 05 13:27:39.713 INFO [stderr] warning: function is never used: `print_i`
Dec 05 13:27:39.713 INFO [stderr]   --> src/main.rs:35:1
Dec 05 13:27:39.713 INFO [stderr]    |
Dec 05 13:27:39.713 INFO [stderr] 35 | fn print_i(image: &WeightVector) {
Dec 05 13:27:39.713 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:27:39.713 INFO [stderr] 
Dec 05 13:27:40.114 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
Dec 05 13:27:40.117 INFO [stderr] su: No module specific data is present
Dec 05 13:27:40.558 INFO running `"docker" "inspect" "b3e58780263d692ae94dd4249bc01727e4609f3d578591692402a2c9b2f77c18"`
Dec 05 13:27:40.738 INFO running `"docker" "rm" "-f" "b3e58780263d692ae94dd4249bc01727e4609f3d578591692402a2c9b2f77c18"`
Dec 05 13:27:40.875 INFO [stdout] b3e58780263d692ae94dd4249bc01727e4609f3d578591692402a2c9b2f77c18
Dec 05 13:27:40.879 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 13:27:41.113 INFO [stdout] bca68c3552c341dadd3374b4243186524fbcfea9b7c4c41b4fc0ca4685dfc4e6
Dec 05 13:27:41.115 INFO running `"docker" "start" "-a" "bca68c3552c341dadd3374b4243186524fbcfea9b7c4c41b4fc0ca4685dfc4e6"`
Dec 05 13:27:42.008 INFO [stderr] usermod: no changes
Dec 05 13:27:42.093 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 05 13:27:42.096 INFO [stderr]      Running /target/debug/deps/rust_mnist_gradient_descent-6ec615ff1ea12606
Dec 05 13:27:42.099 INFO [stdout] 
Dec 05 13:27:42.099 INFO [stdout] running 0 tests
Dec 05 13:27:42.099 INFO [stdout] 
Dec 05 13:27:42.099 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 13:27:42.099 INFO [stdout] 
Dec 05 13:27:42.104 INFO [stderr] su: No module specific data is present
Dec 05 13:27:42.605 INFO running `"docker" "inspect" "bca68c3552c341dadd3374b4243186524fbcfea9b7c4c41b4fc0ca4685dfc4e6"`
Dec 05 13:27:42.790 INFO running `"docker" "rm" "-f" "bca68c3552c341dadd3374b4243186524fbcfea9b7c4c41b4fc0ca4685dfc4e6"`
Dec 05 13:27:43.054 INFO [stdout] bca68c3552c341dadd3374b4243186524fbcfea9b7c4c41b4fc0ca4685dfc4e6