Dec 17 13:29:52.797 INFO checking tkyk0317/deeplearning_by_rust against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 13:29:52.797 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/tkyk0317/deeplearning_by_rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 13:29:53.378 INFO [stdout] f2359b260089199a3f5c040b8f06aa6b5481829c22216cb4098b08c452e3466e
Dec 17 13:29:53.380 INFO running `"docker" "start" "-a" "f2359b260089199a3f5c040b8f06aa6b5481829c22216cb4098b08c452e3466e"`
Dec 17 13:29:55.508 INFO [stderr]    Compiling typenum v1.9.0
Dec 17 13:29:55.509 INFO [stderr]     Checking libc v0.2.29
Dec 17 13:29:55.509 INFO [stderr]     Checking gnuplot v0.0.22
Dec 17 13:29:55.558 INFO [stderr]     Checking mnist v0.4.0
Dec 17 13:29:55.560 INFO [stderr]     Checking alga v0.5.2
Dec 17 13:29:59.158 INFO [stderr]     Checking rand v0.3.16
Dec 17 13:30:03.601 INFO [stderr]     Checking generic-array v0.2.1
Dec 17 13:30:04.737 INFO [stderr]     Checking nalgebra v0.12.3
Dec 17 13:30:27.448 INFO [stderr]     Checking deeplearning_from_scratch v0.1.0 (/opt/crater/workdir)
Dec 17 13:30:27.644 INFO [stderr] warning: unused imports: `AxesCommon`, `Caption`, `Color`, `Figure`, `Fix`
Dec 17 13:30:27.644 INFO [stderr]  --> src/main.rs:7:15
Dec 17 13:30:27.644 INFO [stderr]   |
Dec 17 13:30:27.644 INFO [stderr] 7 | use gnuplot::{Figure, Caption, Color, AxesCommon, Fix};
Dec 17 13:30:27.644 INFO [stderr]   |               ^^^^^^  ^^^^^^^  ^^^^^  ^^^^^^^^^^  ^^^
Dec 17 13:30:27.644 INFO [stderr]   |
Dec 17 13:30:27.644 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 13:30:27.644 INFO [stderr] 
Dec 17 13:30:27.644 INFO [stderr] warning: unused import: `std::vec::Vec`
Dec 17 13:30:27.644 INFO [stderr]  --> src/main.rs:8:5
Dec 17 13:30:27.644 INFO [stderr]   |
Dec 17 13:30:27.644 INFO [stderr] 8 | use std::vec::Vec;
Dec 17 13:30:27.645 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 17 13:30:27.645 INFO [stderr] 
Dec 17 13:30:27.645 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 17 13:30:27.645 INFO [stderr]  --> src/neuron.rs:3:5
Dec 17 13:30:27.645 INFO [stderr]   |
Dec 17 13:30:27.645 INFO [stderr] 3 | use std::rc::Rc;
Dec 17 13:30:27.645 INFO [stderr]   |     ^^^^^^^^^^^
Dec 17 13:30:27.645 INFO [stderr] 
Dec 17 13:30:27.645 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 17 13:30:27.645 INFO [stderr]  --> src/neuron.rs:4:5
Dec 17 13:30:27.645 INFO [stderr]   |
Dec 17 13:30:27.645 INFO [stderr] 4 | use std::cell::RefCell;
Dec 17 13:30:27.645 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 17 13:30:27.645 INFO [stderr] 
Dec 17 13:30:27.744 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 17 13:30:27.744 INFO [stderr]  --> src/neuron.rs:3:5
Dec 17 13:30:27.744 INFO [stderr]   |
Dec 17 13:30:27.744 INFO [stderr] 3 | use std::rc::Rc;
Dec 17 13:30:27.744 INFO [stderr]   |     ^^^^^^^^^^^
Dec 17 13:30:27.744 INFO [stderr]   |
Dec 17 13:30:27.744 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 13:30:27.744 INFO [stderr] 
Dec 17 13:30:27.744 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 17 13:30:27.744 INFO [stderr]  --> src/neuron.rs:4:5
Dec 17 13:30:27.744 INFO [stderr]   |
Dec 17 13:30:27.744 INFO [stderr] 4 | use std::cell::RefCell;
Dec 17 13:30:27.744 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 17 13:30:27.744 INFO [stderr] 
Dec 17 13:30:27.824 INFO [stderr] warning: unused variable: `rows`
Dec 17 13:30:27.824 INFO [stderr]   --> src/main.rs:87:16
Dec 17 13:30:27.824 INFO [stderr]    |
Dec 17 13:30:27.824 INFO [stderr] 87 |     let (size, rows, cols) = (50_000, 28, 28);
Dec 17 13:30:27.824 INFO [stderr]    |                ^^^^ help: consider using `_rows` instead
Dec 17 13:30:27.824 INFO [stderr]    |
Dec 17 13:30:27.824 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 13:30:27.824 INFO [stderr] 
Dec 17 13:30:27.824 INFO [stderr] warning: unused variable: `cols`
Dec 17 13:30:27.824 INFO [stderr]   --> src/main.rs:87:22
Dec 17 13:30:27.824 INFO [stderr]    |
Dec 17 13:30:27.824 INFO [stderr] 87 |     let (size, rows, cols) = (50_000, 28, 28);
Dec 17 13:30:27.824 INFO [stderr]    |                      ^^^^ help: consider using `_cols` instead
Dec 17 13:30:27.824 INFO [stderr] 
Dec 17 13:30:27.824 INFO [stderr] warning: unused variable: `trn_lbl`
Dec 17 13:30:27.825 INFO [stderr]   --> src/main.rs:88:26
Dec 17 13:30:27.825 INFO [stderr]    |
Dec 17 13:30:27.825 INFO [stderr] 88 |     let Mnist { trn_img, trn_lbl, .. } = MnistBuilder::new().label_format_digit()
Dec 17 13:30:27.825 INFO [stderr]    |                          ^^^^^^^ help: try ignoring the field: `trn_lbl: _`
Dec 17 13:30:27.825 INFO [stderr] 
Dec 17 13:30:27.856 INFO [stderr] warning: method is never used: `step`
Dec 17 13:30:27.856 INFO [stderr]   --> src/neuron.rs:26:5
Dec 17 13:30:27.856 INFO [stderr]    |
Dec 17 13:30:27.856 INFO [stderr] 26 |     pub fn step(&self) -> DMatrix<f64> {
Dec 17 13:30:27.856 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:30:27.856 INFO [stderr]    |
Dec 17 13:30:27.856 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 13:30:27.856 INFO [stderr] 
Dec 17 13:30:27.856 INFO [stderr] warning: method is never used: `relu`
Dec 17 13:30:27.856 INFO [stderr]   --> src/neuron.rs:41:5
Dec 17 13:30:27.856 INFO [stderr]    |
Dec 17 13:30:27.856 INFO [stderr] 41 |     pub fn relu(&self) -> DMatrix<f64> {
Dec 17 13:30:27.856 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:30:27.856 INFO [stderr] 
Dec 17 13:30:27.857 INFO [stderr] warning: method is never used: `numerical_diff`
Dec 17 13:30:27.857 INFO [stderr]   --> src/gradient.rs:57:5
Dec 17 13:30:27.857 INFO [stderr]    |
Dec 17 13:30:27.857 INFO [stderr] 57 |     pub fn numerical_diff<F: ::std::ops::Fn(f64) -> f64>(x: f64, func: F) -> f64 {
Dec 17 13:30:27.857 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:30:27.857 INFO [stderr] 
Dec 17 13:30:27.857 INFO [stderr] warning: function is never used: `sum_of_square`
Dec 17 13:30:27.857 INFO [stderr]  --> src/loss_func.rs:6:1
Dec 17 13:30:27.857 INFO [stderr]   |
Dec 17 13:30:27.857 INFO [stderr] 6 | pub fn sum_of_square(result: &DMatrix<f64>, reference: &DMatrix<f64>) -> f64 {
Dec 17 13:30:27.857 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:30:27.857 INFO [stderr] 
Dec 17 13:30:27.960 INFO [stderr] warning: unused variable: `rows`
Dec 17 13:30:27.960 INFO [stderr]   --> src/main.rs:87:16
Dec 17 13:30:27.960 INFO [stderr]    |
Dec 17 13:30:27.960 INFO [stderr] 87 |     let (size, rows, cols) = (50_000, 28, 28);
Dec 17 13:30:27.960 INFO [stderr]    |                ^^^^ help: consider using `_rows` instead
Dec 17 13:30:27.960 INFO [stderr]    |
Dec 17 13:30:27.960 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 13:30:27.960 INFO [stderr] 
Dec 17 13:30:27.960 INFO [stderr] warning: unused variable: `cols`
Dec 17 13:30:27.960 INFO [stderr]   --> src/main.rs:87:22
Dec 17 13:30:27.960 INFO [stderr]    |
Dec 17 13:30:27.960 INFO [stderr] 87 |     let (size, rows, cols) = (50_000, 28, 28);
Dec 17 13:30:27.960 INFO [stderr]    |                      ^^^^ help: consider using `_cols` instead
Dec 17 13:30:27.960 INFO [stderr] 
Dec 17 13:30:27.960 INFO [stderr] warning: unused variable: `trn_lbl`
Dec 17 13:30:27.961 INFO [stderr]   --> src/main.rs:88:26
Dec 17 13:30:27.961 INFO [stderr]    |
Dec 17 13:30:27.961 INFO [stderr] 88 |     let Mnist { trn_img, trn_lbl, .. } = MnistBuilder::new().label_format_digit()
Dec 17 13:30:27.961 INFO [stderr]    |                          ^^^^^^^ help: try ignoring the field: `trn_lbl: _`
Dec 17 13:30:27.961 INFO [stderr] 
Dec 17 13:30:27.994 INFO [stderr] warning: method is never used: `step`
Dec 17 13:30:27.994 INFO [stderr]   --> src/neuron.rs:26:5
Dec 17 13:30:27.994 INFO [stderr]    |
Dec 17 13:30:27.994 INFO [stderr] 26 |     pub fn step(&self) -> DMatrix<f64> {
Dec 17 13:30:27.994 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:30:27.994 INFO [stderr]    |
Dec 17 13:30:27.994 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 13:30:27.994 INFO [stderr] 
Dec 17 13:30:27.994 INFO [stderr] warning: method is never used: `relu`
Dec 17 13:30:27.994 INFO [stderr]   --> src/neuron.rs:41:5
Dec 17 13:30:27.994 INFO [stderr]    |
Dec 17 13:30:27.994 INFO [stderr] 41 |     pub fn relu(&self) -> DMatrix<f64> {
Dec 17 13:30:27.994 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:30:27.994 INFO [stderr] 
Dec 17 13:30:27.994 INFO [stderr] warning: method is never used: `numerical_diff`
Dec 17 13:30:27.994 INFO [stderr]   --> src/gradient.rs:57:5
Dec 17 13:30:27.994 INFO [stderr]    |
Dec 17 13:30:27.994 INFO [stderr] 57 |     pub fn numerical_diff<F: ::std::ops::Fn(f64) -> f64>(x: f64, func: F) -> f64 {
Dec 17 13:30:27.994 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:30:27.994 INFO [stderr] 
Dec 17 13:30:27.994 INFO [stderr] warning: function is never used: `sum_of_square`
Dec 17 13:30:27.994 INFO [stderr]  --> src/loss_func.rs:6:1
Dec 17 13:30:27.994 INFO [stderr]   |
Dec 17 13:30:27.994 INFO [stderr] 6 | pub fn sum_of_square(result: &DMatrix<f64>, reference: &DMatrix<f64>) -> f64 {
Dec 17 13:30:27.994 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:30:27.994 INFO [stderr] 
Dec 17 13:30:28.025 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.59s
Dec 17 13:30:28.742 INFO running `"docker" "inspect" "f2359b260089199a3f5c040b8f06aa6b5481829c22216cb4098b08c452e3466e"`
Dec 17 13:30:29.020 INFO running `"docker" "rm" "-f" "f2359b260089199a3f5c040b8f06aa6b5481829c22216cb4098b08c452e3466e"`
Dec 17 13:30:29.308 INFO [stdout] f2359b260089199a3f5c040b8f06aa6b5481829c22216cb4098b08c452e3466e