Oct 12 12:05:13.069 INFO checking tkyk0317/deeplearning_by_rust against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 12:05:13.069 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 12:05:13.693 INFO blam! 1dec7bc4d639737e2daf5a9027f24eeb4473cd63148acfbe47062e33836cc428
Oct 12 12:05:13.695 INFO running `"docker" "start" "-a" "1dec7bc4d639737e2daf5a9027f24eeb4473cd63148acfbe47062e33836cc428"`
Oct 12 12:05:15.882 INFO kablam! usermod: no changes
Oct 12 12:05:16.004 INFO kablam!     Checking gnuplot v0.0.22
Oct 12 12:05:16.004 INFO kablam!     Checking mnist v0.4.0
Oct 12 12:05:16.005 INFO kablam!     Checking alga v0.5.2
Oct 12 12:05:16.005 INFO kablam!     Checking generic-array v0.2.1
Oct 12 12:05:21.320 INFO kablam!     Checking nalgebra v0.12.3
Oct 12 12:05:46.896 INFO kablam!     Checking deeplearning_from_scratch v0.1.0 (/source)
Oct 12 12:05:47.500 INFO kablam! warning: unused imports: `AxesCommon`, `Caption`, `Color`, `Figure`, `Fix`
Oct 12 12:05:47.501 INFO kablam!  --> src/main.rs:7:15
Oct 12 12:05:47.502 INFO kablam!   |
Oct 12 12:05:47.503 INFO kablam! 7 | use gnuplot::{Figure, Caption, Color, AxesCommon, Fix};
Oct 12 12:05:47.503 INFO kablam!   |               ^^^^^^  ^^^^^^^  ^^^^^  ^^^^^^^^^^  ^^^
Oct 12 12:05:47.504 INFO kablam!   |
Oct 12 12:05:47.504 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 12:05:47.505 INFO kablam! 
Oct 12 12:05:47.505 INFO kablam! warning: unused import: `std::vec::Vec`
Oct 12 12:05:47.506 INFO kablam!  --> src/main.rs:8:5
Oct 12 12:05:47.506 INFO kablam!   |
Oct 12 12:05:47.507 INFO kablam! 8 | use std::vec::Vec;
Oct 12 12:05:47.508 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 12:05:47.508 INFO kablam! 
Oct 12 12:05:47.509 INFO kablam! warning: unused import: `std::rc::Rc`
Oct 12 12:05:47.509 INFO kablam!  --> src/neuron.rs:3:5
Oct 12 12:05:47.510 INFO kablam!   |
Oct 12 12:05:47.510 INFO kablam! 3 | use std::rc::Rc;
Oct 12 12:05:47.511 INFO kablam!   |     ^^^^^^^^^^^
Oct 12 12:05:47.511 INFO kablam! 
Oct 12 12:05:47.512 INFO kablam! warning: unused import: `std::cell::RefCell`
Oct 12 12:05:47.512 INFO kablam!  --> src/neuron.rs:4:5
Oct 12 12:05:47.512 INFO kablam!   |
Oct 12 12:05:47.512 INFO kablam! 4 | use std::cell::RefCell;
Oct 12 12:05:47.512 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 12 12:05:47.512 INFO kablam! 
Oct 12 12:05:47.547 INFO kablam! warning: unused import: `std::rc::Rc`
Oct 12 12:05:47.547 INFO kablam!  --> src/neuron.rs:3:5
Oct 12 12:05:47.547 INFO kablam!   |
Oct 12 12:05:47.547 INFO kablam! 3 | use std::rc::Rc;
Oct 12 12:05:47.547 INFO kablam!   |     ^^^^^^^^^^^
Oct 12 12:05:47.547 INFO kablam!   |
Oct 12 12:05:47.549 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 12:05:47.549 INFO kablam! 
Oct 12 12:05:47.549 INFO kablam! warning: unused import: `std::cell::RefCell`
Oct 12 12:05:47.549 INFO kablam!  --> src/neuron.rs:4:5
Oct 12 12:05:47.549 INFO kablam!   |
Oct 12 12:05:47.549 INFO kablam! 4 | use std::cell::RefCell;
Oct 12 12:05:47.549 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 12 12:05:47.549 INFO kablam! 
Oct 12 12:05:47.784 INFO kablam! warning: unused variable: `rows`
Oct 12 12:05:47.784 INFO kablam!   --> src/main.rs:87:16
Oct 12 12:05:47.784 INFO kablam!    |
Oct 12 12:05:47.784 INFO kablam! 87 |     let (size, rows, cols) = (50_000, 28, 28);
Oct 12 12:05:47.784 INFO kablam!    |                ^^^^ help: consider using `_rows` instead
Oct 12 12:05:47.786 INFO kablam!    |
Oct 12 12:05:47.787 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 12:05:47.787 INFO kablam! 
Oct 12 12:05:47.788 INFO kablam! warning: unused variable: `cols`
Oct 12 12:05:47.788 INFO kablam!   --> src/main.rs:87:22
Oct 12 12:05:47.789 INFO kablam!    |
Oct 12 12:05:47.790 INFO kablam! 87 |     let (size, rows, cols) = (50_000, 28, 28);
Oct 12 12:05:47.790 INFO kablam!    |                      ^^^^ help: consider using `_cols` instead
Oct 12 12:05:47.791 INFO kablam! 
Oct 12 12:05:47.791 INFO kablam! warning: unused variable: `trn_lbl`
Oct 12 12:05:47.791 INFO kablam!   --> src/main.rs:88:26
Oct 12 12:05:47.791 INFO kablam!    |
Oct 12 12:05:47.791 INFO kablam! 88 |     let Mnist { trn_img, trn_lbl, .. } = MnistBuilder::new().label_format_digit()
Oct 12 12:05:47.791 INFO kablam!    |                          ^^^^^^^ help: try ignoring the field: `trn_lbl: _`
Oct 12 12:05:47.792 INFO kablam! 
Oct 12 12:05:47.815 INFO kablam! warning: method is never used: `step`
Oct 12 12:05:47.815 INFO kablam!   --> src/neuron.rs:26:5
Oct 12 12:05:47.815 INFO kablam!    |
Oct 12 12:05:47.815 INFO kablam! 26 |     pub fn step(&self) -> DMatrix<f64> {
Oct 12 12:05:47.815 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:05:47.815 INFO kablam!    |
Oct 12 12:05:47.816 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 12:05:47.817 INFO kablam! 
Oct 12 12:05:47.818 INFO kablam! warning: method is never used: `relu`
Oct 12 12:05:47.818 INFO kablam!   --> src/neuron.rs:41:5
Oct 12 12:05:47.818 INFO kablam!    |
Oct 12 12:05:47.818 INFO kablam! 41 |     pub fn relu(&self) -> DMatrix<f64> {
Oct 12 12:05:47.818 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:05:47.819 INFO kablam! 
Oct 12 12:05:47.820 INFO kablam! warning: method is never used: `numerical_diff`
Oct 12 12:05:47.820 INFO kablam!   --> src/gradient.rs:57:5
Oct 12 12:05:47.820 INFO kablam!    |
Oct 12 12:05:47.820 INFO kablam! 57 |     pub fn numerical_diff<F: ::std::ops::Fn(f64) -> f64>(x: f64, func: F) -> f64 {
Oct 12 12:05:47.820 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:05:47.820 INFO kablam! 
Oct 12 12:05:47.822 INFO kablam! warning: function is never used: `sum_of_square`
Oct 12 12:05:47.822 INFO kablam!  --> src/loss_func.rs:6:1
Oct 12 12:05:47.822 INFO kablam!   |
Oct 12 12:05:47.822 INFO kablam! 6 | pub fn sum_of_square(result: &DMatrix<f64>, reference: &DMatrix<f64>) -> f64 {
Oct 12 12:05:47.822 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:05:47.823 INFO kablam! 
Oct 12 12:05:47.916 INFO kablam! warning: unused variable: `rows`
Oct 12 12:05:47.916 INFO kablam!   --> src/main.rs:87:16
Oct 12 12:05:47.916 INFO kablam!    |
Oct 12 12:05:47.916 INFO kablam! 87 |     let (size, rows, cols) = (50_000, 28, 28);
Oct 12 12:05:47.916 INFO kablam!    |                ^^^^ help: consider using `_rows` instead
Oct 12 12:05:47.916 INFO kablam!    |
Oct 12 12:05:47.916 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 12:05:47.916 INFO kablam! 
Oct 12 12:05:47.916 INFO kablam! warning: unused variable: `cols`
Oct 12 12:05:47.916 INFO kablam!   --> src/main.rs:87:22
Oct 12 12:05:47.917 INFO kablam!    |
Oct 12 12:05:47.917 INFO kablam! 87 |     let (size, rows, cols) = (50_000, 28, 28);
Oct 12 12:05:47.919 INFO kablam!    |                      ^^^^ help: consider using `_cols` instead
Oct 12 12:05:47.919 INFO kablam! 
Oct 12 12:05:47.919 INFO kablam! warning: unused variable: `trn_lbl`
Oct 12 12:05:47.919 INFO kablam!   --> src/main.rs:88:26
Oct 12 12:05:47.919 INFO kablam!    |
Oct 12 12:05:47.919 INFO kablam! 88 |     let Mnist { trn_img, trn_lbl, .. } = MnistBuilder::new().label_format_digit()
Oct 12 12:05:47.919 INFO kablam!    |                          ^^^^^^^ help: try ignoring the field: `trn_lbl: _`
Oct 12 12:05:47.921 INFO kablam! 
Oct 12 12:05:47.973 INFO kablam! warning: method is never used: `step`
Oct 12 12:05:47.973 INFO kablam!   --> src/neuron.rs:26:5
Oct 12 12:05:47.973 INFO kablam!    |
Oct 12 12:05:47.973 INFO kablam! 26 |     pub fn step(&self) -> DMatrix<f64> {
Oct 12 12:05:47.973 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:05:47.973 INFO kablam!    |
Oct 12 12:05:47.973 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 12:05:47.973 INFO kablam! 
Oct 12 12:05:47.973 INFO kablam! warning: method is never used: `relu`
Oct 12 12:05:47.973 INFO kablam!   --> src/neuron.rs:41:5
Oct 12 12:05:47.973 INFO kablam!    |
Oct 12 12:05:47.973 INFO kablam! 41 |     pub fn relu(&self) -> DMatrix<f64> {
Oct 12 12:05:47.973 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:05:47.973 INFO kablam! 
Oct 12 12:05:47.973 INFO kablam! warning: method is never used: `numerical_diff`
Oct 12 12:05:47.973 INFO kablam!   --> src/gradient.rs:57:5
Oct 12 12:05:47.973 INFO kablam!    |
Oct 12 12:05:47.973 INFO kablam! 57 |     pub fn numerical_diff<F: ::std::ops::Fn(f64) -> f64>(x: f64, func: F) -> f64 {
Oct 12 12:05:47.973 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:05:47.973 INFO kablam! 
Oct 12 12:05:47.973 INFO kablam! warning: function is never used: `sum_of_square`
Oct 12 12:05:47.973 INFO kablam!  --> src/loss_func.rs:6:1
Oct 12 12:05:47.973 INFO kablam!   |
Oct 12 12:05:47.973 INFO kablam! 6 | pub fn sum_of_square(result: &DMatrix<f64>, reference: &DMatrix<f64>) -> f64 {
Oct 12 12:05:47.973 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:05:47.973 INFO kablam! 
Oct 12 12:05:48.052 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 32.14s
Oct 12 12:05:48.055 INFO kablam! su: No module specific data is present
Oct 12 12:05:49.290 INFO running `"docker" "rm" "-f" "1dec7bc4d639737e2daf5a9027f24eeb4473cd63148acfbe47062e33836cc428"`
Oct 12 12:05:49.582 INFO blam! 1dec7bc4d639737e2daf5a9027f24eeb4473cd63148acfbe47062e33836cc428