Dec 18 04:19:47.933 INFO checking aleozlx/la-tutorial against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 04:19:47.933 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 04:19:48.388 INFO [stdout] a26345269cec58568b2031acf39dbccb06e1877d430a9fd1c0860317f47a7c6f
Dec 18 04:19:48.392 INFO running `"docker" "start" "-a" "a26345269cec58568b2031acf39dbccb06e1877d430a9fd1c0860317f47a7c6f"`
Dec 18 04:19:50.484 INFO [stderr]     Checking la-tutorial v0.1.0 (/opt/crater/workdir)
Dec 18 04:19:50.936 INFO [stderr] warning: method is never used: `transpose`
Dec 18 04:19:50.936 INFO [stderr]    --> src/main.rs:130:5
Dec 18 04:19:50.936 INFO [stderr]     |
Dec 18 04:19:50.936 INFO [stderr] 130 |     fn transpose(&self) -> Matrix {
Dec 18 04:19:50.936 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:19:50.936 INFO [stderr]     |
Dec 18 04:19:50.936 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 04:19:50.936 INFO [stderr] 
Dec 18 04:19:50.936 INFO [stderr] warning: method is never used: `linear_regression`
Dec 18 04:19:50.936 INFO [stderr]    --> src/main.rs:142:5
Dec 18 04:19:50.936 INFO [stderr]     |
Dec 18 04:19:50.936 INFO [stderr] 142 |     fn linear_regression(&self, y: &Vec<f32>, theta: &mut Vec<f32>){
Dec 18 04:19:50.936 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:19:50.936 INFO [stderr] 
Dec 18 04:19:51.108 INFO [stderr] warning: method is never used: `transpose`
Dec 18 04:19:51.108 INFO [stderr]    --> src/main.rs:130:5
Dec 18 04:19:51.108 INFO [stderr]     |
Dec 18 04:19:51.108 INFO [stderr] 130 |     fn transpose(&self) -> Matrix {
Dec 18 04:19:51.108 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:19:51.108 INFO [stderr]     |
Dec 18 04:19:51.108 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 04:19:51.108 INFO [stderr] 
Dec 18 04:19:51.108 INFO [stderr] warning: method is never used: `linear_regression`
Dec 18 04:19:51.108 INFO [stderr]    --> src/main.rs:142:5
Dec 18 04:19:51.108 INFO [stderr]     |
Dec 18 04:19:51.108 INFO [stderr] 142 |     fn linear_regression(&self, y: &Vec<f32>, theta: &mut Vec<f32>){
Dec 18 04:19:51.108 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:19:51.108 INFO [stderr] 
Dec 18 04:19:51.173 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 18 04:19:51.967 INFO running `"docker" "inspect" "a26345269cec58568b2031acf39dbccb06e1877d430a9fd1c0860317f47a7c6f"`
Dec 18 04:19:52.252 INFO running `"docker" "rm" "-f" "a26345269cec58568b2031acf39dbccb06e1877d430a9fd1c0860317f47a7c6f"`
Dec 18 04:19:52.592 INFO [stdout] a26345269cec58568b2031acf39dbccb06e1877d430a9fd1c0860317f47a7c6f