[INFO] updating cached repository tkyk0317/deeplearning_by_rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/tkyk0317/deeplearning_by_rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/tkyk0317/deeplearning_by_rust" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/tkyk0317/deeplearning_by_rust"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/tkyk0317/deeplearning_by_rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tkyk0317/deeplearning_by_rust" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/tkyk0317/deeplearning_by_rust"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/tkyk0317/deeplearning_by_rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c021c5d4b4ea96b3ad4b2b9cab204e2bb43ba3d2 [INFO] sha for GitHub repo tkyk0317/deeplearning_by_rust: c021c5d4b4ea96b3ad4b2b9cab204e2bb43ba3d2 [INFO] validating manifest of tkyk0317/deeplearning_by_rust on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tkyk0317/deeplearning_by_rust on toolchain try#f45cc3094ee337acd688771b9234318046b0572d [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tkyk0317/deeplearning_by_rust [INFO] finished frobbing tkyk0317/deeplearning_by_rust [INFO] frobbed toml for tkyk0317/deeplearning_by_rust written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/tkyk0317/deeplearning_by_rust/Cargo.toml [INFO] started frobbing tkyk0317/deeplearning_by_rust [INFO] finished frobbing tkyk0317/deeplearning_by_rust [INFO] frobbed toml for tkyk0317/deeplearning_by_rust written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/tkyk0317/deeplearning_by_rust/Cargo.toml [INFO] crate tkyk0317/deeplearning_by_rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking tkyk0317/deeplearning_by_rust against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-0/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/tkyk0317/deeplearning_by_rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 83aa92c41ebdd0d670c76bbf101b82e0f62ab99cc65f8a418d1e5145b259e4aa [INFO] running `"docker" "start" "-a" "83aa92c41ebdd0d670c76bbf101b82e0f62ab99cc65f8a418d1e5145b259e4aa"` [INFO] [stderr] Checking gnuplot v0.0.22 [INFO] [stderr] Checking num-complex v0.1.40 [INFO] [stderr] Checking mnist v0.4.0 [INFO] [stderr] Checking generic-array v0.2.1 [INFO] [stderr] Checking alga v0.5.2 [INFO] [stderr] Checking nalgebra v0.12.3 [INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.12.3/src/core/cg.rs:314:44 [INFO] [stderr] | [INFO] [stderr] 314 | self[(j, i)] += shift[j] * self[(D::dim() - 1, i)]; [INFO] [stderr] | ---------------------------^^^^------------------- [INFO] [stderr] | | | [INFO] [stderr] | | immutable borrow occurs here [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | mutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] Checking deeplearning_from_scratch v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `AxesCommon`, `Caption`, `Color`, `Figure`, `Fix` [INFO] [stderr] --> src/main.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use gnuplot::{Figure, Caption, Color, AxesCommon, Fix}; [INFO] [stderr] | ^^^^^^ ^^^^^^^ ^^^^^ ^^^^^^^^^^ ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::vec::Vec` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::vec::Vec; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/neuron.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/neuron.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/neuron.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/neuron.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rows` [INFO] [stderr] --> src/main.rs:87:16 [INFO] [stderr] | [INFO] [stderr] 87 | let (size, rows, cols) = (50_000, 28, 28); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_rows` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cols` [INFO] [stderr] --> src/main.rs:87:22 [INFO] [stderr] | [INFO] [stderr] 87 | let (size, rows, cols) = (50_000, 28, 28); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_cols` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `trn_lbl` [INFO] [stderr] --> src/main.rs:88:26 [INFO] [stderr] | [INFO] [stderr] 88 | let Mnist { trn_img, trn_lbl, .. } = MnistBuilder::new().label_format_digit() [INFO] [stderr] | ^^^^^^^ help: try ignoring the field: `trn_lbl: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rows` [INFO] [stderr] --> src/main.rs:87:16 [INFO] [stderr] | [INFO] [stderr] 87 | let (size, rows, cols) = (50_000, 28, 28); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_rows` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cols` [INFO] [stderr] --> src/main.rs:87:22 [INFO] [stderr] | [INFO] [stderr] 87 | let (size, rows, cols) = (50_000, 28, 28); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_cols` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `trn_lbl` [INFO] [stderr] --> src/main.rs:88:26 [INFO] [stderr] | [INFO] [stderr] 88 | let Mnist { trn_img, trn_lbl, .. } = MnistBuilder::new().label_format_digit() [INFO] [stderr] | ^^^^^^^ help: try ignoring the field: `trn_lbl: _` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `step` [INFO] [stderr] --> src/neuron.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn step(&self) -> DMatrix { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `relu` [INFO] [stderr] --> src/neuron.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn relu(&self) -> DMatrix { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `numerical_diff` [INFO] [stderr] --> src/gradient.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn numerical_diff f64>(x: f64, func: F) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sum_of_square` [INFO] [stderr] --> src/loss_func.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn sum_of_square(result: &DMatrix, reference: &DMatrix) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `step` [INFO] [stderr] --> src/neuron.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn step(&self) -> DMatrix { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `relu` [INFO] [stderr] --> src/neuron.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn relu(&self) -> DMatrix { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `numerical_diff` [INFO] [stderr] --> src/gradient.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn numerical_diff f64>(x: f64, func: F) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sum_of_square` [INFO] [stderr] --> src/loss_func.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn sum_of_square(result: &DMatrix, reference: &DMatrix) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.32s [INFO] running `"docker" "inspect" "83aa92c41ebdd0d670c76bbf101b82e0f62ab99cc65f8a418d1e5145b259e4aa"` [INFO] running `"docker" "rm" "-f" "83aa92c41ebdd0d670c76bbf101b82e0f62ab99cc65f8a418d1e5145b259e4aa"` [INFO] [stdout] 83aa92c41ebdd0d670c76bbf101b82e0f62ab99cc65f8a418d1e5145b259e4aa