Jul 11 14:57:39.745 INFO checking fudini/neurust against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 11 14:57:39.745 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 14:57:39.745 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 14:57:39.745 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-5/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 11 14:57:39.975 INFO blam! edfd2db9f9317a2eb08eb7c3709455f716b4f5f06cecbef33864437e4e2b266d
Jul 11 14:57:39.978 INFO running `"docker" "start" "-a" "edfd2db9f9317a2eb08eb7c3709455f716b4f5f06cecbef33864437e4e2b266d"`
Jul 11 14:57:40.955 INFO kablam!     Checking neurust v0.1.0 (file:///source)
Jul 11 14:57:42.675 INFO kablam! warning: unused import: `Neuron`
Jul 11 14:57:42.675 INFO kablam!  --> src/main.rs:9:30
Jul 11 14:57:42.675 INFO kablam!   |
Jul 11 14:57:42.675 INFO kablam! 9 | use neural::{ NeuralNetwork, Neuron };
Jul 11 14:57:42.675 INFO kablam!   |                              ^^^^^^
Jul 11 14:57:42.682 INFO kablam!   |
Jul 11 14:57:42.683 INFO kablam!   = note: #[warn(unused_imports)] on by default
Jul 11 14:57:42.683 INFO kablam! 
Jul 11 14:57:42.708 INFO kablam! warning: unused import: `Neuron`
Jul 11 14:57:42.708 INFO kablam!  --> src/main.rs:9:30
Jul 11 14:57:42.708 INFO kablam!   |
Jul 11 14:57:42.708 INFO kablam! 9 | use neural::{ NeuralNetwork, Neuron };
Jul 11 14:57:42.708 INFO kablam!   |                              ^^^^^^
Jul 11 14:57:42.709 INFO kablam!   |
Jul 11 14:57:42.709 INFO kablam!   = note: #[warn(unused_imports)] on by default
Jul 11 14:57:42.709 INFO kablam! 
Jul 11 14:57:43.531 INFO kablam! warning: value assigned to `error` is never read
Jul 11 14:57:43.531 INFO kablam!   --> src/main.rs:36:13
Jul 11 14:57:43.531 INFO kablam!    |
Jul 11 14:57:43.531 INFO kablam! 36 |     let mut error = 0.0;
Jul 11 14:57:43.531 INFO kablam!    |             ^^^^^
Jul 11 14:57:43.538 INFO kablam!    |
Jul 11 14:57:43.538 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Jul 11 14:57:43.539 INFO kablam! 
Jul 11 14:57:43.543 INFO kablam! warning: value assigned to `error` is never read
Jul 11 14:57:43.543 INFO kablam!   --> src/main.rs:36:13
Jul 11 14:57:43.543 INFO kablam!    |
Jul 11 14:57:43.543 INFO kablam! 36 |     let mut error = 0.0;
Jul 11 14:57:43.543 INFO kablam!    |             ^^^^^
Jul 11 14:57:43.543 INFO kablam!    |
Jul 11 14:57:43.543 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Jul 11 14:57:43.543 INFO kablam! 
Jul 11 14:57:43.816 INFO kablam! warning: struct is never used: `Data`
Jul 11 14:57:43.816 INFO kablam!   --> src/neural.rs:36:1
Jul 11 14:57:43.816 INFO kablam!    |
Jul 11 14:57:43.816 INFO kablam! 36 | pub struct Data {
Jul 11 14:57:43.816 INFO kablam!    | ^^^^^^^^^^^^^^^
Jul 11 14:57:43.817 INFO kablam!    |
Jul 11 14:57:43.817 INFO kablam!    = note: #[warn(dead_code)] on by default
Jul 11 14:57:43.817 INFO kablam! 
Jul 11 14:57:43.818 INFO kablam! warning: method is never used: `import`
Jul 11 14:57:43.818 INFO kablam!    --> src/neural.rs:180:5
Jul 11 14:57:43.818 INFO kablam!     |
Jul 11 14:57:43.818 INFO kablam! 180 |     pub fn import(data: Data) -> NeuralNetwork {
Jul 11 14:57:43.818 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.818 INFO kablam! 
Jul 11 14:57:43.818 INFO kablam! warning: method is never used: `export`
Jul 11 14:57:43.818 INFO kablam!    --> src/neural.rs:198:5
Jul 11 14:57:43.818 INFO kablam!     |
Jul 11 14:57:43.818 INFO kablam! 198 |     pub fn export(&self) -> Data { 
Jul 11 14:57:43.818 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.818 INFO kablam! 
Jul 11 14:57:43.818 INFO kablam! warning: function is never used: `render_digit`
Jul 11 14:57:43.818 INFO kablam!    --> src/mnist.rs:136:1
Jul 11 14:57:43.818 INFO kablam!     |
Jul 11 14:57:43.818 INFO kablam! 136 | pub fn render_digit(pixels: &Vec<f64>) {
Jul 11 14:57:43.818 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.818 INFO kablam! 
Jul 11 14:57:43.818 INFO kablam! warning: function is never used: `tanh_activation`
Jul 11 14:57:43.818 INFO kablam!   --> src/functions.rs:16:5
Jul 11 14:57:43.818 INFO kablam!    |
Jul 11 14:57:43.818 INFO kablam! 16 |     fn tanh_activation(x: f64) -> f64 {
Jul 11 14:57:43.819 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.819 INFO kablam! 
Jul 11 14:57:43.819 INFO kablam! warning: function is never used: `tanh_derivative`
Jul 11 14:57:43.819 INFO kablam!   --> src/functions.rs:20:5
Jul 11 14:57:43.819 INFO kablam!    |
Jul 11 14:57:43.819 INFO kablam! 20 |     fn tanh_derivative(o: f64) -> f64 {
Jul 11 14:57:43.819 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.819 INFO kablam! 
Jul 11 14:57:43.819 INFO kablam! warning: static item is never used: `TANH`
Jul 11 14:57:43.819 INFO kablam!   --> src/functions.rs:26:5
Jul 11 14:57:43.819 INFO kablam!    |
Jul 11 14:57:43.819 INFO kablam! 26 |     pub static TANH: ActivationFn = (tanh_activation, tanh_derivative);
Jul 11 14:57:43.819 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.819 INFO kablam! 
Jul 11 14:57:43.819 INFO kablam! warning: function is never used: `run_xor`
Jul 11 14:57:43.819 INFO kablam!   --> src/main.rs:88:1
Jul 11 14:57:43.819 INFO kablam!    |
Jul 11 14:57:43.819 INFO kablam! 88 | fn run_xor () {
Jul 11 14:57:43.819 INFO kablam!    | ^^^^^^^^^^^^^
Jul 11 14:57:43.819 INFO kablam! 
Jul 11 14:57:43.829 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 11 14:57:43.829 INFO kablam!   --> src/mnist.rs:34:5
Jul 11 14:57:43.829 INFO kablam!    |
Jul 11 14:57:43.829 INFO kablam! 34 |     file.read_exact(&mut buffer);
Jul 11 14:57:43.829 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.829 INFO kablam!    |
Jul 11 14:57:43.829 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Jul 11 14:57:43.829 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Jul 11 14:57:43.829 INFO kablam! 
Jul 11 14:57:43.830 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 11 14:57:43.830 INFO kablam!   --> src/mnist.rs:89:9
Jul 11 14:57:43.830 INFO kablam!    |
Jul 11 14:57:43.830 INFO kablam! 89 |         images_reader.seek(SeekFrom::Start(16 + (i * image_size) as u64));
Jul 11 14:57:43.830 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.830 INFO kablam!    |
Jul 11 14:57:43.830 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Jul 11 14:57:43.830 INFO kablam! 
Jul 11 14:57:43.830 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 11 14:57:43.830 INFO kablam!   --> src/mnist.rs:93:9
Jul 11 14:57:43.830 INFO kablam!    |
Jul 11 14:57:43.830 INFO kablam! 93 |         labels_reader.seek(SeekFrom::Start(8 + i as u64));
Jul 11 14:57:43.831 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.831 INFO kablam!    |
Jul 11 14:57:43.831 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Jul 11 14:57:43.831 INFO kablam! 
Jul 11 14:57:43.852 INFO kablam! warning: struct is never used: `Data`
Jul 11 14:57:43.852 INFO kablam!   --> src/neural.rs:36:1
Jul 11 14:57:43.852 INFO kablam!    |
Jul 11 14:57:43.852 INFO kablam! 36 | pub struct Data {
Jul 11 14:57:43.852 INFO kablam!    | ^^^^^^^^^^^^^^^
Jul 11 14:57:43.852 INFO kablam!    |
Jul 11 14:57:43.852 INFO kablam!    = note: #[warn(dead_code)] on by default
Jul 11 14:57:43.852 INFO kablam! 
Jul 11 14:57:43.853 INFO kablam! warning: method is never used: `with_layers`
Jul 11 14:57:43.853 INFO kablam!    --> src/neural.rs:128:5
Jul 11 14:57:43.853 INFO kablam!     |
Jul 11 14:57:43.853 INFO kablam! 128 | /     pub fn with_layers(
Jul 11 14:57:43.853 INFO kablam! 129 | |             layers: Vec<Vec<RefCell<Neuron>>>,
Jul 11 14:57:43.853 INFO kablam! 130 | |             learning_rate: f64,
Jul 11 14:57:43.853 INFO kablam! 131 | |             activation_fn: ActivationFn,
Jul 11 14:57:43.853 INFO kablam! ...   |
Jul 11 14:57:43.853 INFO kablam! 144 | |         }
Jul 11 14:57:43.853 INFO kablam! 145 | |     }
Jul 11 14:57:43.853 INFO kablam!     | |_____^
Jul 11 14:57:43.853 INFO kablam! 
Jul 11 14:57:43.854 INFO kablam! warning: method is never used: `import`
Jul 11 14:57:43.854 INFO kablam!    --> src/neural.rs:180:5
Jul 11 14:57:43.854 INFO kablam!     |
Jul 11 14:57:43.854 INFO kablam! 180 |     pub fn import(data: Data) -> NeuralNetwork {
Jul 11 14:57:43.854 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.854 INFO kablam! 
Jul 11 14:57:43.854 INFO kablam! warning: method is never used: `export`
Jul 11 14:57:43.854 INFO kablam!    --> src/neural.rs:198:5
Jul 11 14:57:43.854 INFO kablam!     |
Jul 11 14:57:43.854 INFO kablam! 198 |     pub fn export(&self) -> Data { 
Jul 11 14:57:43.854 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.854 INFO kablam! 
Jul 11 14:57:43.854 INFO kablam! warning: function is never used: `render_digit`
Jul 11 14:57:43.854 INFO kablam!    --> src/mnist.rs:136:1
Jul 11 14:57:43.854 INFO kablam!     |
Jul 11 14:57:43.854 INFO kablam! 136 | pub fn render_digit(pixels: &Vec<f64>) {
Jul 11 14:57:43.854 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.854 INFO kablam! 
Jul 11 14:57:43.854 INFO kablam! warning: function is never used: `tanh_activation`
Jul 11 14:57:43.854 INFO kablam!   --> src/functions.rs:16:5
Jul 11 14:57:43.854 INFO kablam!    |
Jul 11 14:57:43.854 INFO kablam! 16 |     fn tanh_activation(x: f64) -> f64 {
Jul 11 14:57:43.854 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.854 INFO kablam! 
Jul 11 14:57:43.854 INFO kablam! warning: function is never used: `tanh_derivative`
Jul 11 14:57:43.854 INFO kablam!   --> src/functions.rs:20:5
Jul 11 14:57:43.854 INFO kablam!    |
Jul 11 14:57:43.854 INFO kablam! 20 |     fn tanh_derivative(o: f64) -> f64 {
Jul 11 14:57:43.854 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.854 INFO kablam! 
Jul 11 14:57:43.855 INFO kablam! warning: static item is never used: `TANH`
Jul 11 14:57:43.855 INFO kablam!   --> src/functions.rs:26:5
Jul 11 14:57:43.855 INFO kablam!    |
Jul 11 14:57:43.855 INFO kablam! 26 |     pub static TANH: ActivationFn = (tanh_activation, tanh_derivative);
Jul 11 14:57:43.855 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.855 INFO kablam! 
Jul 11 14:57:43.855 INFO kablam! warning: function is never used: `run_xor`
Jul 11 14:57:43.855 INFO kablam!   --> src/main.rs:88:1
Jul 11 14:57:43.855 INFO kablam!    |
Jul 11 14:57:43.855 INFO kablam! 88 | fn run_xor () {
Jul 11 14:57:43.855 INFO kablam!    | ^^^^^^^^^^^^^
Jul 11 14:57:43.855 INFO kablam! 
Jul 11 14:57:43.870 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 11 14:57:43.870 INFO kablam!   --> src/mnist.rs:34:5
Jul 11 14:57:43.870 INFO kablam!    |
Jul 11 14:57:43.870 INFO kablam! 34 |     file.read_exact(&mut buffer);
Jul 11 14:57:43.870 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.870 INFO kablam!    |
Jul 11 14:57:43.870 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Jul 11 14:57:43.870 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Jul 11 14:57:43.870 INFO kablam! 
Jul 11 14:57:43.871 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 11 14:57:43.871 INFO kablam!   --> src/mnist.rs:89:9
Jul 11 14:57:43.871 INFO kablam!    |
Jul 11 14:57:43.871 INFO kablam! 89 |         images_reader.seek(SeekFrom::Start(16 + (i * image_size) as u64));
Jul 11 14:57:43.871 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.871 INFO kablam!    |
Jul 11 14:57:43.871 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Jul 11 14:57:43.871 INFO kablam! 
Jul 11 14:57:43.871 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 11 14:57:43.871 INFO kablam!   --> src/mnist.rs:93:9
Jul 11 14:57:43.871 INFO kablam!    |
Jul 11 14:57:43.871 INFO kablam! 93 |         labels_reader.seek(SeekFrom::Start(8 + i as u64));
Jul 11 14:57:43.871 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 14:57:43.871 INFO kablam!    |
Jul 11 14:57:43.871 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Jul 11 14:57:43.872 INFO kablam! 
Jul 11 14:57:43.959 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
Jul 11 14:57:43.979 INFO kablam! su: No module specific data is present
Jul 11 14:57:44.521 INFO running `"docker" "rm" "-f" "edfd2db9f9317a2eb08eb7c3709455f716b4f5f06cecbef33864437e4e2b266d"`
Jul 11 14:57:44.695 INFO blam! edfd2db9f9317a2eb08eb7c3709455f716b4f5f06cecbef33864437e4e2b266d