Nov 06 21:37:19.314 INFO checking fudini/neurust against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 21:37:19.314 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-6/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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"`
Nov 06 21:37:19.766 INFO blam! a0066090c3d46e23b27eaefd1352187e7b8591424f418d97c5d24705baf2aa42
Nov 06 21:37:19.768 INFO running `"docker" "start" "-a" "a0066090c3d46e23b27eaefd1352187e7b8591424f418d97c5d24705baf2aa42"`
Nov 06 21:37:20.280 INFO kablam! usermod: no changes
Nov 06 21:37:20.356 INFO kablam!     Checking neurust v0.1.0 (/source)
Nov 06 21:37:21.188 INFO kablam! warning: unused import: `Neuron`
Nov 06 21:37:21.188 INFO kablam!  --> src/main.rs:9:30
Nov 06 21:37:21.188 INFO kablam!   |
Nov 06 21:37:21.188 INFO kablam! 9 | use neural::{ NeuralNetwork, Neuron };
Nov 06 21:37:21.188 INFO kablam!   |                              ^^^^^^
Nov 06 21:37:21.188 INFO kablam!   |
Nov 06 21:37:21.188 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 21:37:21.188 INFO kablam! 
Nov 06 21:37:21.228 INFO kablam! warning: unused import: `Neuron`
Nov 06 21:37:21.228 INFO kablam!  --> src/main.rs:9:30
Nov 06 21:37:21.228 INFO kablam!   |
Nov 06 21:37:21.228 INFO kablam! 9 | use neural::{ NeuralNetwork, Neuron };
Nov 06 21:37:21.228 INFO kablam!   |                              ^^^^^^
Nov 06 21:37:21.228 INFO kablam!   |
Nov 06 21:37:21.228 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 21:37:21.228 INFO kablam! 
Nov 06 21:37:21.351 INFO kablam! warning: value assigned to `error` is never read
Nov 06 21:37:21.351 INFO kablam!   --> src/main.rs:36:13
Nov 06 21:37:21.351 INFO kablam!    |
Nov 06 21:37:21.351 INFO kablam! 36 |     let mut error = 0.0;
Nov 06 21:37:21.351 INFO kablam!    |             ^^^^^
Nov 06 21:37:21.351 INFO kablam!    |
Nov 06 21:37:21.351 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 06 21:37:21.351 INFO kablam! 
Nov 06 21:37:21.430 INFO kablam! warning: struct is never constructed: `Data`
Nov 06 21:37:21.430 INFO kablam!   --> src/neural.rs:36:1
Nov 06 21:37:21.430 INFO kablam!    |
Nov 06 21:37:21.430 INFO kablam! 36 | pub struct Data {
Nov 06 21:37:21.430 INFO kablam!    | ^^^^^^^^^^^^^^^
Nov 06 21:37:21.430 INFO kablam!    |
Nov 06 21:37:21.430 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 06 21:37:21.430 INFO kablam! 
Nov 06 21:37:21.430 INFO kablam! warning: method is never used: `with_layers`
Nov 06 21:37:21.430 INFO kablam!    --> src/neural.rs:128:5
Nov 06 21:37:21.430 INFO kablam!     |
Nov 06 21:37:21.430 INFO kablam! 128 | /     pub fn with_layers(
Nov 06 21:37:21.430 INFO kablam! 129 | |             layers: Vec<Vec<RefCell<Neuron>>>,
Nov 06 21:37:21.430 INFO kablam! 130 | |             learning_rate: f64,
Nov 06 21:37:21.430 INFO kablam! 131 | |             activation_fn: ActivationFn,
Nov 06 21:37:21.430 INFO kablam! ...   |
Nov 06 21:37:21.430 INFO kablam! 144 | |         }
Nov 06 21:37:21.430 INFO kablam! 145 | |     }
Nov 06 21:37:21.430 INFO kablam!     | |_____^
Nov 06 21:37:21.430 INFO kablam! 
Nov 06 21:37:21.430 INFO kablam! warning: method is never used: `import`
Nov 06 21:37:21.430 INFO kablam!    --> src/neural.rs:180:5
Nov 06 21:37:21.430 INFO kablam!     |
Nov 06 21:37:21.430 INFO kablam! 180 |     pub fn import(data: Data) -> NeuralNetwork {
Nov 06 21:37:21.430 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.430 INFO kablam! 
Nov 06 21:37:21.430 INFO kablam! warning: method is never used: `export`
Nov 06 21:37:21.430 INFO kablam!    --> src/neural.rs:198:5
Nov 06 21:37:21.430 INFO kablam!     |
Nov 06 21:37:21.430 INFO kablam! 198 |     pub fn export(&self) -> Data { 
Nov 06 21:37:21.430 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.430 INFO kablam! 
Nov 06 21:37:21.430 INFO kablam! warning: function is never used: `render_digit`
Nov 06 21:37:21.430 INFO kablam!    --> src/mnist.rs:136:1
Nov 06 21:37:21.430 INFO kablam!     |
Nov 06 21:37:21.430 INFO kablam! 136 | pub fn render_digit(pixels: &Vec<f64>) {
Nov 06 21:37:21.430 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.430 INFO kablam! 
Nov 06 21:37:21.430 INFO kablam! warning: function is never used: `tanh_activation`
Nov 06 21:37:21.430 INFO kablam!   --> src/functions.rs:16:5
Nov 06 21:37:21.430 INFO kablam!    |
Nov 06 21:37:21.430 INFO kablam! 16 |     fn tanh_activation(x: f64) -> f64 {
Nov 06 21:37:21.430 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.430 INFO kablam! 
Nov 06 21:37:21.438 INFO kablam! warning: function is never used: `tanh_derivative`
Nov 06 21:37:21.438 INFO kablam!   --> src/functions.rs:20:5
Nov 06 21:37:21.438 INFO kablam!    |
Nov 06 21:37:21.438 INFO kablam! 20 |     fn tanh_derivative(o: f64) -> f64 {
Nov 06 21:37:21.438 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.438 INFO kablam! 
Nov 06 21:37:21.438 INFO kablam! warning: value assigned to `error` is never read
Nov 06 21:37:21.438 INFO kablam!   --> src/main.rs:36:13
Nov 06 21:37:21.438 INFO kablam!    |
Nov 06 21:37:21.438 INFO kablam! 36 |     let mut error = 0.0;
Nov 06 21:37:21.438 INFO kablam!    |             ^^^^^
Nov 06 21:37:21.438 INFO kablam! warning: static item is never used: `TANH`
Nov 06 21:37:21.438 INFO kablam!   --> src/functions.rs:26:5
Nov 06 21:37:21.438 INFO kablam!    |
Nov 06 21:37:21.438 INFO kablam! 26 |     pub static TANH: ActivationFn = (tanh_activation, tanh_derivative);
Nov 06 21:37:21.438 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.438 INFO kablam! 
Nov 06 21:37:21.438 INFO kablam!    |
Nov 06 21:37:21.438 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 06 21:37:21.438 INFO kablam! 
Nov 06 21:37:21.438 INFO kablam! warning: function is never used: `run_xor`
Nov 06 21:37:21.438 INFO kablam!   --> src/main.rs:88:1
Nov 06 21:37:21.438 INFO kablam!    |
Nov 06 21:37:21.438 INFO kablam! 88 | fn run_xor () {
Nov 06 21:37:21.438 INFO kablam!    | ^^^^^^^^^^^^^
Nov 06 21:37:21.438 INFO kablam! 
Nov 06 21:37:21.438 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 21:37:21.438 INFO kablam!   --> src/mnist.rs:34:5
Nov 06 21:37:21.438 INFO kablam!    |
Nov 06 21:37:21.438 INFO kablam! 34 |     file.read_exact(&mut buffer);
Nov 06 21:37:21.438 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.438 INFO kablam!    |
Nov 06 21:37:21.438 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 06 21:37:21.438 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 21:37:21.438 INFO kablam! 
Nov 06 21:37:21.438 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 21:37:21.438 INFO kablam!   --> src/mnist.rs:89:9
Nov 06 21:37:21.438 INFO kablam!    |
Nov 06 21:37:21.438 INFO kablam! 89 |         images_reader.seek(SeekFrom::Start(16 + (i * image_size) as u64));
Nov 06 21:37:21.438 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.438 INFO kablam!    |
Nov 06 21:37:21.438 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 21:37:21.438 INFO kablam! 
Nov 06 21:37:21.438 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 21:37:21.438 INFO kablam!   --> src/mnist.rs:93:9
Nov 06 21:37:21.438 INFO kablam!    |
Nov 06 21:37:21.438 INFO kablam! 93 |         labels_reader.seek(SeekFrom::Start(8 + i as u64));
Nov 06 21:37:21.438 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.438 INFO kablam!    |
Nov 06 21:37:21.438 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 21:37:21.438 INFO kablam! 
Nov 06 21:37:21.504 INFO kablam! warning: struct is never constructed: `Data`
Nov 06 21:37:21.504 INFO kablam!   --> src/neural.rs:36:1
Nov 06 21:37:21.504 INFO kablam!    |
Nov 06 21:37:21.504 INFO kablam! 36 | pub struct Data {
Nov 06 21:37:21.504 INFO kablam!    | ^^^^^^^^^^^^^^^
Nov 06 21:37:21.504 INFO kablam!    |
Nov 06 21:37:21.504 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 06 21:37:21.504 INFO kablam! 
Nov 06 21:37:21.504 INFO kablam! warning: method is never used: `import`
Nov 06 21:37:21.504 INFO kablam!    --> src/neural.rs:180:5
Nov 06 21:37:21.504 INFO kablam!     |
Nov 06 21:37:21.504 INFO kablam! 180 |     pub fn import(data: Data) -> NeuralNetwork {
Nov 06 21:37:21.504 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.504 INFO kablam! 
Nov 06 21:37:21.504 INFO kablam! warning: method is never used: `export`
Nov 06 21:37:21.504 INFO kablam!    --> src/neural.rs:198:5
Nov 06 21:37:21.504 INFO kablam!     |
Nov 06 21:37:21.504 INFO kablam! 198 |     pub fn export(&self) -> Data { 
Nov 06 21:37:21.504 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.504 INFO kablam! 
Nov 06 21:37:21.504 INFO kablam! warning: function is never used: `render_digit`
Nov 06 21:37:21.504 INFO kablam!    --> src/mnist.rs:136:1
Nov 06 21:37:21.504 INFO kablam!     |
Nov 06 21:37:21.504 INFO kablam! 136 | pub fn render_digit(pixels: &Vec<f64>) {
Nov 06 21:37:21.504 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.504 INFO kablam! 
Nov 06 21:37:21.504 INFO kablam! warning: function is never used: `tanh_activation`
Nov 06 21:37:21.504 INFO kablam!   --> src/functions.rs:16:5
Nov 06 21:37:21.504 INFO kablam!    |
Nov 06 21:37:21.504 INFO kablam! 16 |     fn tanh_activation(x: f64) -> f64 {
Nov 06 21:37:21.504 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.504 INFO kablam! 
Nov 06 21:37:21.504 INFO kablam! warning: function is never used: `tanh_derivative`
Nov 06 21:37:21.504 INFO kablam!   --> src/functions.rs:20:5
Nov 06 21:37:21.504 INFO kablam!    |
Nov 06 21:37:21.504 INFO kablam! 20 |     fn tanh_derivative(o: f64) -> f64 {
Nov 06 21:37:21.504 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.504 INFO kablam! 
Nov 06 21:37:21.504 INFO kablam! warning: static item is never used: `TANH`
Nov 06 21:37:21.504 INFO kablam!   --> src/functions.rs:26:5
Nov 06 21:37:21.504 INFO kablam!    |
Nov 06 21:37:21.504 INFO kablam! 26 |     pub static TANH: ActivationFn = (tanh_activation, tanh_derivative);
Nov 06 21:37:21.504 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.504 INFO kablam! 
Nov 06 21:37:21.504 INFO kablam! warning: function is never used: `run_xor`
Nov 06 21:37:21.505 INFO kablam!   --> src/main.rs:88:1
Nov 06 21:37:21.505 INFO kablam!    |
Nov 06 21:37:21.505 INFO kablam! 88 | fn run_xor () {
Nov 06 21:37:21.505 INFO kablam!    | ^^^^^^^^^^^^^
Nov 06 21:37:21.505 INFO kablam! 
Nov 06 21:37:21.505 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 21:37:21.505 INFO kablam!   --> src/mnist.rs:34:5
Nov 06 21:37:21.505 INFO kablam!    |
Nov 06 21:37:21.505 INFO kablam! 34 |     file.read_exact(&mut buffer);
Nov 06 21:37:21.505 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.505 INFO kablam!    |
Nov 06 21:37:21.505 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 06 21:37:21.505 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 21:37:21.505 INFO kablam! 
Nov 06 21:37:21.505 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 21:37:21.505 INFO kablam!   --> src/mnist.rs:89:9
Nov 06 21:37:21.505 INFO kablam!    |
Nov 06 21:37:21.505 INFO kablam! 89 |         images_reader.seek(SeekFrom::Start(16 + (i * image_size) as u64));
Nov 06 21:37:21.505 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.505 INFO kablam!    |
Nov 06 21:37:21.505 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 21:37:21.505 INFO kablam! 
Nov 06 21:37:21.505 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 21:37:21.505 INFO kablam!   --> src/mnist.rs:93:9
Nov 06 21:37:21.505 INFO kablam!    |
Nov 06 21:37:21.505 INFO kablam! 93 |         labels_reader.seek(SeekFrom::Start(8 + i as u64));
Nov 06 21:37:21.505 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 21:37:21.505 INFO kablam!    |
Nov 06 21:37:21.505 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 21:37:21.505 INFO kablam! 
Nov 06 21:37:21.530 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Nov 06 21:37:21.533 INFO kablam! su: No module specific data is present
Nov 06 21:37:21.802 INFO running `"docker" "rm" "-f" "a0066090c3d46e23b27eaefd1352187e7b8591424f418d97c5d24705baf2aa42"`
Nov 06 21:37:22.092 INFO blam! a0066090c3d46e23b27eaefd1352187e7b8591424f418d97c5d24705baf2aa42