Oct 12 21:21:17.977 INFO checking fudini/neurust against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 21:21:17.977 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 12 21:21:18.382 INFO blam! 2d0d2dde397513192aeb5c4f2e0140b700332fc54777909532cf99ed315e1b54
Oct 12 21:21:18.383 INFO running `"docker" "start" "-a" "2d0d2dde397513192aeb5c4f2e0140b700332fc54777909532cf99ed315e1b54"`
Oct 12 21:21:19.368 INFO kablam! usermod: no changes
Oct 12 21:21:19.448 INFO kablam!     Checking time v0.1.36
Oct 12 21:21:20.333 INFO kablam!     Checking neurust v0.1.0 (/source)
Oct 12 21:21:21.314 INFO kablam! warning: unused import: `Neuron`
Oct 12 21:21:21.314 INFO kablam!  --> src/main.rs:9:30
Oct 12 21:21:21.314 INFO kablam!   |
Oct 12 21:21:21.314 INFO kablam! 9 | use neural::{ NeuralNetwork, Neuron };
Oct 12 21:21:21.314 INFO kablam!   |                              ^^^^^^
Oct 12 21:21:21.314 INFO kablam!   |
Oct 12 21:21:21.315 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 21:21:21.315 INFO kablam! 
Oct 12 21:21:21.416 INFO kablam! warning: unused import: `Neuron`
Oct 12 21:21:21.417 INFO kablam!  --> src/main.rs:9:30
Oct 12 21:21:21.417 INFO kablam!   |
Oct 12 21:21:21.417 INFO kablam! 9 | use neural::{ NeuralNetwork, Neuron };
Oct 12 21:21:21.418 INFO kablam!   |                              ^^^^^^
Oct 12 21:21:21.418 INFO kablam!   |
Oct 12 21:21:21.418 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 21:21:21.418 INFO kablam! 
Oct 12 21:21:21.481 INFO kablam! warning: value assigned to `error` is never read
Oct 12 21:21:21.482 INFO kablam!   --> src/main.rs:36:13
Oct 12 21:21:21.482 INFO kablam!    |
Oct 12 21:21:21.482 INFO kablam! 36 |     let mut error = 0.0;
Oct 12 21:21:21.482 INFO kablam!    |             ^^^^^
Oct 12 21:21:21.483 INFO kablam!    |
Oct 12 21:21:21.483 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 12 21:21:21.483 INFO kablam! 
Oct 12 21:21:21.559 INFO kablam! warning: struct is never constructed: `Data`
Oct 12 21:21:21.560 INFO kablam!   --> src/neural.rs:36:1
Oct 12 21:21:21.560 INFO kablam!    |
Oct 12 21:21:21.560 INFO kablam! 36 | pub struct Data {
Oct 12 21:21:21.560 INFO kablam!    | ^^^^^^^^^^^^^^^
Oct 12 21:21:21.560 INFO kablam!    |
Oct 12 21:21:21.564 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 21:21:21.564 INFO kablam! 
Oct 12 21:21:21.565 INFO kablam! warning: method is never used: `with_layers`
Oct 12 21:21:21.565 INFO kablam!    --> src/neural.rs:128:5
Oct 12 21:21:21.565 INFO kablam!     |
Oct 12 21:21:21.565 INFO kablam! 128 | /     pub fn with_layers(
Oct 12 21:21:21.565 INFO kablam! 129 | |             layers: Vec<Vec<RefCell<Neuron>>>,
Oct 12 21:21:21.565 INFO kablam! 130 | |             learning_rate: f64,
Oct 12 21:21:21.565 INFO kablam! 131 | |             activation_fn: ActivationFn,
Oct 12 21:21:21.566 INFO kablam! ...   |
Oct 12 21:21:21.566 INFO kablam! 144 | |         }
Oct 12 21:21:21.566 INFO kablam! 145 | |     }
Oct 12 21:21:21.566 INFO kablam!     | |_____^
Oct 12 21:21:21.566 INFO kablam! 
Oct 12 21:21:21.566 INFO kablam! warning: method is never used: `import`
Oct 12 21:21:21.567 INFO kablam!    --> src/neural.rs:180:5
Oct 12 21:21:21.567 INFO kablam!     |
Oct 12 21:21:21.567 INFO kablam! 180 |     pub fn import(data: Data) -> NeuralNetwork {
Oct 12 21:21:21.567 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.567 INFO kablam! 
Oct 12 21:21:21.567 INFO kablam! warning: method is never used: `export`
Oct 12 21:21:21.568 INFO kablam!    --> src/neural.rs:198:5
Oct 12 21:21:21.568 INFO kablam!     |
Oct 12 21:21:21.568 INFO kablam! 198 |     pub fn export(&self) -> Data { 
Oct 12 21:21:21.568 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.568 INFO kablam! 
Oct 12 21:21:21.568 INFO kablam! warning: function is never used: `render_digit`
Oct 12 21:21:21.569 INFO kablam!    --> src/mnist.rs:136:1
Oct 12 21:21:21.569 INFO kablam!     |
Oct 12 21:21:21.569 INFO kablam! 136 | pub fn render_digit(pixels: &Vec<f64>) {
Oct 12 21:21:21.569 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.569 INFO kablam! 
Oct 12 21:21:21.569 INFO kablam! warning: function is never used: `tanh_activation`
Oct 12 21:21:21.569 INFO kablam!   --> src/functions.rs:16:5
Oct 12 21:21:21.570 INFO kablam!    |
Oct 12 21:21:21.570 INFO kablam! 16 |     fn tanh_activation(x: f64) -> f64 {
Oct 12 21:21:21.570 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.570 INFO kablam! 
Oct 12 21:21:21.570 INFO kablam! warning: function is never used: `tanh_derivative`
Oct 12 21:21:21.570 INFO kablam!   --> src/functions.rs:20:5
Oct 12 21:21:21.570 INFO kablam!    |
Oct 12 21:21:21.571 INFO kablam! 20 |     fn tanh_derivative(o: f64) -> f64 {
Oct 12 21:21:21.571 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.571 INFO kablam! 
Oct 12 21:21:21.571 INFO kablam! warning: static item is never used: `TANH`
Oct 12 21:21:21.571 INFO kablam!   --> src/functions.rs:26:5
Oct 12 21:21:21.571 INFO kablam!    |
Oct 12 21:21:21.572 INFO kablam! 26 |     pub static TANH: ActivationFn = (tanh_activation, tanh_derivative);
Oct 12 21:21:21.572 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.572 INFO kablam! 
Oct 12 21:21:21.572 INFO kablam! warning: function is never used: `run_xor`
Oct 12 21:21:21.572 INFO kablam!   --> src/main.rs:88:1
Oct 12 21:21:21.572 INFO kablam!    |
Oct 12 21:21:21.572 INFO kablam! 88 | fn run_xor () {
Oct 12 21:21:21.572 INFO kablam!    | ^^^^^^^^^^^^^
Oct 12 21:21:21.572 INFO kablam! 
Oct 12 21:21:21.572 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 21:21:21.572 INFO kablam!   --> src/mnist.rs:34:5
Oct 12 21:21:21.572 INFO kablam!    |
Oct 12 21:21:21.572 INFO kablam! 34 |     file.read_exact(&mut buffer);
Oct 12 21:21:21.572 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.572 INFO kablam!    |
Oct 12 21:21:21.572 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 21:21:21.572 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 21:21:21.572 INFO kablam! 
Oct 12 21:21:21.572 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 21:21:21.572 INFO kablam!   --> src/mnist.rs:89:9
Oct 12 21:21:21.572 INFO kablam!    |
Oct 12 21:21:21.572 INFO kablam! 89 |         images_reader.seek(SeekFrom::Start(16 + (i * image_size) as u64));
Oct 12 21:21:21.572 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.572 INFO kablam!    |
Oct 12 21:21:21.572 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 21:21:21.572 INFO kablam! 
Oct 12 21:21:21.572 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 21:21:21.572 INFO kablam!   --> src/mnist.rs:93:9
Oct 12 21:21:21.572 INFO kablam!    |
Oct 12 21:21:21.572 INFO kablam! 93 |         labels_reader.seek(SeekFrom::Start(8 + i as u64));
Oct 12 21:21:21.576 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.576 INFO kablam!    |
Oct 12 21:21:21.576 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 21:21:21.576 INFO kablam! 
Oct 12 21:21:21.600 INFO kablam! warning: value assigned to `error` is never read
Oct 12 21:21:21.600 INFO kablam!   --> src/main.rs:36:13
Oct 12 21:21:21.601 INFO kablam!    |
Oct 12 21:21:21.601 INFO kablam! 36 |     let mut error = 0.0;
Oct 12 21:21:21.601 INFO kablam!    |             ^^^^^
Oct 12 21:21:21.601 INFO kablam!    |
Oct 12 21:21:21.601 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 12 21:21:21.601 INFO kablam! 
Oct 12 21:21:21.672 INFO kablam! warning: struct is never constructed: `Data`
Oct 12 21:21:21.672 INFO kablam!   --> src/neural.rs:36:1
Oct 12 21:21:21.673 INFO kablam!    |
Oct 12 21:21:21.673 INFO kablam! 36 | pub struct Data {
Oct 12 21:21:21.673 INFO kablam!    | ^^^^^^^^^^^^^^^
Oct 12 21:21:21.673 INFO kablam!    |
Oct 12 21:21:21.673 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 21:21:21.673 INFO kablam! 
Oct 12 21:21:21.674 INFO kablam! warning: method is never used: `import`
Oct 12 21:21:21.674 INFO kablam!    --> src/neural.rs:180:5
Oct 12 21:21:21.674 INFO kablam!     |
Oct 12 21:21:21.674 INFO kablam! 180 |     pub fn import(data: Data) -> NeuralNetwork {
Oct 12 21:21:21.674 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.674 INFO kablam! 
Oct 12 21:21:21.675 INFO kablam! warning: method is never used: `export`
Oct 12 21:21:21.675 INFO kablam!    --> src/neural.rs:198:5
Oct 12 21:21:21.675 INFO kablam!     |
Oct 12 21:21:21.675 INFO kablam! 198 |     pub fn export(&self) -> Data { 
Oct 12 21:21:21.675 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.675 INFO kablam! 
Oct 12 21:21:21.675 INFO kablam! warning: function is never used: `render_digit`
Oct 12 21:21:21.676 INFO kablam!    --> src/mnist.rs:136:1
Oct 12 21:21:21.676 INFO kablam!     |
Oct 12 21:21:21.676 INFO kablam! 136 | pub fn render_digit(pixels: &Vec<f64>) {
Oct 12 21:21:21.676 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.676 INFO kablam! 
Oct 12 21:21:21.676 INFO kablam! warning: function is never used: `tanh_activation`
Oct 12 21:21:21.677 INFO kablam!   --> src/functions.rs:16:5
Oct 12 21:21:21.677 INFO kablam!    |
Oct 12 21:21:21.677 INFO kablam! 16 |     fn tanh_activation(x: f64) -> f64 {
Oct 12 21:21:21.677 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.677 INFO kablam! 
Oct 12 21:21:21.677 INFO kablam! warning: function is never used: `tanh_derivative`
Oct 12 21:21:21.677 INFO kablam!   --> src/functions.rs:20:5
Oct 12 21:21:21.677 INFO kablam!    |
Oct 12 21:21:21.677 INFO kablam! 20 |     fn tanh_derivative(o: f64) -> f64 {
Oct 12 21:21:21.678 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.678 INFO kablam! 
Oct 12 21:21:21.678 INFO kablam! warning: static item is never used: `TANH`
Oct 12 21:21:21.678 INFO kablam!   --> src/functions.rs:26:5
Oct 12 21:21:21.678 INFO kablam!    |
Oct 12 21:21:21.678 INFO kablam! 26 |     pub static TANH: ActivationFn = (tanh_activation, tanh_derivative);
Oct 12 21:21:21.678 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.678 INFO kablam! 
Oct 12 21:21:21.678 INFO kablam! warning: function is never used: `run_xor`
Oct 12 21:21:21.678 INFO kablam!   --> src/main.rs:88:1
Oct 12 21:21:21.678 INFO kablam!    |
Oct 12 21:21:21.678 INFO kablam! 88 | fn run_xor () {
Oct 12 21:21:21.678 INFO kablam!    | ^^^^^^^^^^^^^
Oct 12 21:21:21.678 INFO kablam! 
Oct 12 21:21:21.678 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 21:21:21.678 INFO kablam!   --> src/mnist.rs:34:5
Oct 12 21:21:21.678 INFO kablam!    |
Oct 12 21:21:21.678 INFO kablam! 34 |     file.read_exact(&mut buffer);
Oct 12 21:21:21.678 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.678 INFO kablam!    |
Oct 12 21:21:21.678 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 21:21:21.678 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 21:21:21.678 INFO kablam! 
Oct 12 21:21:21.678 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 21:21:21.678 INFO kablam!   --> src/mnist.rs:89:9
Oct 12 21:21:21.678 INFO kablam!    |
Oct 12 21:21:21.678 INFO kablam! 89 |         images_reader.seek(SeekFrom::Start(16 + (i * image_size) as u64));
Oct 12 21:21:21.678 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.678 INFO kablam!    |
Oct 12 21:21:21.678 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 21:21:21.678 INFO kablam! 
Oct 12 21:21:21.678 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 21:21:21.678 INFO kablam!   --> src/mnist.rs:93:9
Oct 12 21:21:21.678 INFO kablam!    |
Oct 12 21:21:21.678 INFO kablam! 93 |         labels_reader.seek(SeekFrom::Start(8 + i as u64));
Oct 12 21:21:21.678 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:21:21.678 INFO kablam!    |
Oct 12 21:21:21.678 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 21:21:21.678 INFO kablam! 
Oct 12 21:21:21.704 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
Oct 12 21:21:21.707 INFO kablam! su: No module specific data is present
Oct 12 21:21:22.509 INFO running `"docker" "rm" "-f" "2d0d2dde397513192aeb5c4f2e0140b700332fc54777909532cf99ed315e1b54"`
Oct 12 21:21:22.788 INFO blam! 2d0d2dde397513192aeb5c4f2e0140b700332fc54777909532cf99ed315e1b54