[INFO] updating cached repository https://github.com/EkardNT/aljabr
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed5cf57fea2c7a621a0b1edf2e919b938654cca0
[INFO] checking EkardNT/aljabr against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FEkardNT%2Faljabr" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EkardNT/aljabr on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/EkardNT/aljabr
[INFO] finished tweaking git repo https://github.com/EkardNT/aljabr
[INFO] tweaked toml for git repo https://github.com/EkardNT/aljabr written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/EkardNT/aljabr already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2dfaf75773339d07db39d7851c1085260607c868a8adb5166d8b36d05fcb3dea
[INFO] running `"docker" "start" "-a" "2dfaf75773339d07db39d7851c1085260607c868a8adb5166d8b36d05fcb3dea"`
[INFO] [stderr]     Checking aljabr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the feature `const_generics` is incomplete and may cause the compiler to crash
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(const_generics)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `elements`
[INFO] [stderr]   --> src/lib.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     elements: [T; N]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `element`
[INFO] [stderr]   --> src/lib.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn element(&self, column: usize) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `element`
[INFO] [stderr]   --> src/lib.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn element(&self, row: usize) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `elements`
[INFO] [stderr]   --> src/lib.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     elements: [[T; Minor]; Major]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `element`
[INFO] [stderr]   --> src/lib.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn element(&self, row: usize, col: usize) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `element`
[INFO] [stderr]   --> src/lib.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn element(&self, row: usize, col: usize) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_row_vector`
[INFO] [stderr]   --> src/lib.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn to_row_vector(&self) -> Vector<T, RowV, {Cols}> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_col_vector`
[INFO] [stderr]   --> src/lib.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn to_col_vector(&self) -> Vector<T, ColV, {Rows}> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Major` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:32:37
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub struct Matrix<T: Copy, M, const Major: usize, const Minor: usize> {
[INFO] [stderr]    |                                     ^^^^^ help: convert the identifier to upper case: `MAJOR`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Minor` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:32:57
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub struct Matrix<T: Copy, M, const Major: usize, const Minor: usize> {
[INFO] [stderr]    |                                                         ^^^^^ help: convert the identifier to upper case: `MINOR`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Cols` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 | impl<T: Copy, const Cols: usize, const Rows: usize> Matrix<T, RowM, {Rows}, {Cols}> {
[INFO] [stderr]    |                     ^^^^ help: convert the identifier to upper case: `COLS`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Rows` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:37:40
[INFO] [stderr]    |
[INFO] [stderr] 37 | impl<T: Copy, const Cols: usize, const Rows: usize> Matrix<T, RowM, {Rows}, {Cols}> {
[INFO] [stderr]    |                                        ^^^^ help: convert the identifier to upper case: `ROWS`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Rows` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl<T: Copy, const Rows: usize, const Cols: usize> Matrix<T, ColM, {Cols}, {Rows}> {
[INFO] [stderr]    |                     ^^^^ help: convert the identifier to upper case: `ROWS`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Cols` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:43:40
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl<T: Copy, const Rows: usize, const Cols: usize> Matrix<T, ColM, {Cols}, {Rows}> {
[INFO] [stderr]    |                                        ^^^^ help: convert the identifier to upper case: `COLS`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Cols` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 | impl<T: Copy, const Cols: usize> Matrix<T, RowM, {1}, {Cols}> {
[INFO] [stderr]    |                     ^^^^ help: convert the identifier to upper case: `COLS`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Rows` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:61:21
[INFO] [stderr]    |
[INFO] [stderr] 61 | impl<T: Copy, const Rows: usize> Matrix<T, RowM, {Rows}, {1}> {
[INFO] [stderr]    |                     ^^^^ help: convert the identifier to upper case: `ROWS`
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `const_generics` is incomplete and may cause the compiler to crash
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(const_generics)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Major` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:32:37
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub struct Matrix<T: Copy, M, const Major: usize, const Minor: usize> {
[INFO] [stderr]    |                                     ^^^^^ help: convert the identifier to upper case: `MAJOR`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Minor` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:32:57
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub struct Matrix<T: Copy, M, const Major: usize, const Minor: usize> {
[INFO] [stderr]    |                                                         ^^^^^ help: convert the identifier to upper case: `MINOR`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Cols` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 | impl<T: Copy, const Cols: usize, const Rows: usize> Matrix<T, RowM, {Rows}, {Cols}> {
[INFO] [stderr]    |                     ^^^^ help: convert the identifier to upper case: `COLS`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Rows` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:37:40
[INFO] [stderr]    |
[INFO] [stderr] 37 | impl<T: Copy, const Cols: usize, const Rows: usize> Matrix<T, RowM, {Rows}, {Cols}> {
[INFO] [stderr]    |                                        ^^^^ help: convert the identifier to upper case: `ROWS`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Rows` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl<T: Copy, const Rows: usize, const Cols: usize> Matrix<T, ColM, {Cols}, {Rows}> {
[INFO] [stderr]    |                     ^^^^ help: convert the identifier to upper case: `ROWS`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Cols` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:43:40
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl<T: Copy, const Rows: usize, const Cols: usize> Matrix<T, ColM, {Cols}, {Rows}> {
[INFO] [stderr]    |                                        ^^^^ help: convert the identifier to upper case: `COLS`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Cols` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 | impl<T: Copy, const Cols: usize> Matrix<T, RowM, {1}, {Cols}> {
[INFO] [stderr]    |                     ^^^^ help: convert the identifier to upper case: `COLS`
[INFO] [stderr] 
[INFO] [stderr] warning: const parameter `Rows` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:61:21
[INFO] [stderr]    |
[INFO] [stderr] 61 | impl<T: Copy, const Rows: usize> Matrix<T, RowM, {Rows}, {1}> {
[INFO] [stderr]    |                     ^^^^ help: convert the identifier to upper case: `ROWS`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "2dfaf75773339d07db39d7851c1085260607c868a8adb5166d8b36d05fcb3dea"`
[INFO] running `"docker" "rm" "-f" "2dfaf75773339d07db39d7851c1085260607c868a8adb5166d8b36d05fcb3dea"`
[INFO] [stdout] 2dfaf75773339d07db39d7851c1085260607c868a8adb5166d8b36d05fcb3dea