Dec 19 20:48:00.045 INFO checking aleozlx/la-tutorial against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:48:00.045 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/aleozlx/la-tutorial:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:48:00.569 INFO [stdout] 9525234d10e0ab64d7ec43e8e9dce738856b5f12188227826d44382cfd81db8a
Dec 19 20:48:00.571 INFO running `"docker" "start" "-a" "9525234d10e0ab64d7ec43e8e9dce738856b5f12188227826d44382cfd81db8a"`
Dec 19 20:48:02.938 INFO [stderr]     Checking la-tutorial v0.1.0 (/opt/crater/workdir)
Dec 19 20:48:03.436 INFO [stderr] warning: method is never used: `transpose`
Dec 19 20:48:03.437 INFO [stderr]    --> src/main.rs:130:5
Dec 19 20:48:03.437 INFO [stderr]     |
Dec 19 20:48:03.437 INFO [stderr] 130 |     fn transpose(&self) -> Matrix {
Dec 19 20:48:03.438 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:48:03.438 INFO [stderr]     |
Dec 19 20:48:03.438 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 20:48:03.438 INFO [stderr] 
Dec 19 20:48:03.439 INFO [stderr] warning: method is never used: `linear_regression`
Dec 19 20:48:03.439 INFO [stderr]    --> src/main.rs:142:5
Dec 19 20:48:03.439 INFO [stderr]     |
Dec 19 20:48:03.440 INFO [stderr] 142 |     fn linear_regression(&self, y: &Vec<f32>, theta: &mut Vec<f32>){
Dec 19 20:48:03.440 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:48:03.440 INFO [stderr] 
Dec 19 20:48:03.601 INFO [stderr] warning: method is never used: `transpose`
Dec 19 20:48:03.601 INFO [stderr]    --> src/main.rs:130:5
Dec 19 20:48:03.601 INFO [stderr]     |
Dec 19 20:48:03.601 INFO [stderr] 130 |     fn transpose(&self) -> Matrix {
Dec 19 20:48:03.601 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:48:03.601 INFO [stderr]     |
Dec 19 20:48:03.601 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 20:48:03.601 INFO [stderr] 
Dec 19 20:48:03.601 INFO [stderr] warning: method is never used: `linear_regression`
Dec 19 20:48:03.601 INFO [stderr]    --> src/main.rs:142:5
Dec 19 20:48:03.601 INFO [stderr]     |
Dec 19 20:48:03.601 INFO [stderr] 142 |     fn linear_regression(&self, y: &Vec<f32>, theta: &mut Vec<f32>){
Dec 19 20:48:03.601 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:48:03.601 INFO [stderr] 
Dec 19 20:48:03.653 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Dec 19 20:48:05.173 INFO running `"docker" "inspect" "9525234d10e0ab64d7ec43e8e9dce738856b5f12188227826d44382cfd81db8a"`
Dec 19 20:48:05.566 INFO running `"docker" "rm" "-f" "9525234d10e0ab64d7ec43e8e9dce738856b5f12188227826d44382cfd81db8a"`
Dec 19 20:48:05.986 INFO [stdout] 9525234d10e0ab64d7ec43e8e9dce738856b5f12188227826d44382cfd81db8a