[INFO] fetching crate linalg-traits 0.7.1...
[INFO] checking linalg-traits-0.7.1 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate linalg-traits 0.7.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate linalg-traits 0.7.1 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate linalg-traits 0.7.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate linalg-traits 0.7.1
[INFO] tweaked toml for crates.io crate linalg-traits 0.7.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numtest v0.2.0
[INFO] [stderr]   Downloaded portable-atomic-util v0.2.4
[INFO] [stderr]   Downloaded ndarray v0.16.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b150229ef6feb21670c53e260b55f1cc42dae4b133a1d043186876b0213b8dd5
[INFO] running `Command { std: "docker" "start" "-a" "b150229ef6feb21670c53e260b55f1cc42dae4b133a1d043186876b0213b8dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b150229ef6feb21670c53e260b55f1cc42dae4b133a1d043186876b0213b8dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b150229ef6feb21670c53e260b55f1cc42dae4b133a1d043186876b0213b8dd5", kill_on_drop: false }`
[INFO] [stdout] b150229ef6feb21670c53e260b55f1cc42dae4b133a1d043186876b0213b8dd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63c742bb35bc35b7b813cfb168ee0bb2f220a9a265ebdaf2581718fe8e95ab2d
[INFO] running `Command { std: "docker" "start" "-a" "63c742bb35bc35b7b813cfb168ee0bb2f220a9a265ebdaf2581718fe8e95ab2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking numtest v0.2.0
[INFO] [stderr]     Checking linalg-traits v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::matrix::matrix_trait::Matrix`
[INFO] [stdout]  --> src/matrix/nalgebra_dmatrix.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::matrix::matrix_trait::Matrix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/matrix/nalgebra_dmatrix.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::matrix::matrix_trait::Matrix`
[INFO] [stdout]  --> src/matrix/nalgebra_smatrix.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::matrix::matrix_trait::Matrix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/matrix/nalgebra_smatrix.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::matrix::matrix_trait::Matrix`
[INFO] [stdout]  --> src/matrix/ndarray_array2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::matrix::matrix_trait::Matrix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/matrix/ndarray_array2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/vector/nalgebra_dvector.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::vector::vector_trait::Vector`
[INFO] [stdout]  --> src/vector/nalgebra_dvector.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::vector::vector_trait::Vector;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/vector/nalgebra_svector.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::vector::vector_trait::Vector`
[INFO] [stdout]  --> src/vector/nalgebra_svector.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::vector::vector_trait::Vector;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/vector/ndarray_array1.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::vector::vector_trait::Vector`
[INFO] [stdout]  --> src/vector/ndarray_array1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::vector::vector_trait::Vector;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::matrix::matrix_trait::Matrix`
[INFO] [stdout]  --> src/matrix/nalgebra_dmatrix.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::matrix::matrix_trait::Matrix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/matrix/nalgebra_dmatrix.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::matrix::matrix_trait::Matrix`
[INFO] [stdout]  --> src/matrix/nalgebra_smatrix.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::matrix::matrix_trait::Matrix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/matrix/nalgebra_smatrix.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::matrix::matrix_trait::Matrix`
[INFO] [stdout]  --> src/matrix/ndarray_array2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::matrix::matrix_trait::Matrix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/matrix/ndarray_array2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/vector/nalgebra_dvector.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::vector::vector_trait::Vector`
[INFO] [stdout]  --> src/vector/nalgebra_dvector.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::vector::vector_trait::Vector;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/vector/nalgebra_svector.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::vector::vector_trait::Vector`
[INFO] [stdout]  --> src/vector/nalgebra_svector.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::vector::vector_trait::Vector;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/vector/ndarray_array1.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::vector::vector_trait::Vector`
[INFO] [stdout]  --> src/vector/ndarray_array1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::vector::vector_trait::Vector;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `Z_COL` is never used
[INFO] [stdout]   --> tests/matrix_mul.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | static Z_COL: &[f64; 4] = &[2.0, 6.0, 4.0, 8.0];
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `Z_COL` is never used
[INFO] [stdout]   --> tests/matrix_add.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | static Z_COL: &[f64; 4] = &[11.0, 7.0, 9.0, 5.0];
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `Z_COL` is never used
[INFO] [stdout]   --> tests/matrix_div.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | static Z_COL: &[f64; 4] = &[1.0, 3.0, 2.0, 4.0];
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `DMatrix` in this scope
[INFO] [stdout]   --> tests/matrix_slice.rs:66:10
[INFO] [stdout]    |
[INFO] [stdout] 66 |       _ = <DMatrix<f64> as Matrix<f64>>::from_row_slice(2, 2, ROW_SLICE)
[INFO] [stdout]    |            ^^^^^^^ help: a trait with a similar name exists: `Matrix`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/matrix/matrix_trait.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / pub trait Matrix<S: Scalar>:
[INFO] [stdout] 46 | |     Index<(usize, usize), Output = S>       // Indexing via square brackets.
[INFO] [stdout] 47 | |     + IndexMut<(usize, usize), Output = S>  // Index-assignment via square brackets.
[INFO] [stdout] 48 | |     + Clone                                 // Copying (compatible with dynamically-sized types).
[INFO] [stdout]    | |___________- similarly named trait `Matrix` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `DMatrix` in this scope
[INFO] [stdout]   --> tests/matrix_slice.rs:74:10
[INFO] [stdout]    |
[INFO] [stdout] 74 |       _ = <DMatrix<f64> as Matrix<f64>>::from_col_slice(2, 2, COL_SLICE)
[INFO] [stdout]    |            ^^^^^^^ help: a trait with a similar name exists: `Matrix`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/matrix/matrix_trait.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / pub trait Matrix<S: Scalar>:
[INFO] [stdout] 46 | |     Index<(usize, usize), Output = S>       // Indexing via square brackets.
[INFO] [stdout] 47 | |     + IndexMut<(usize, usize), Output = S>  // Index-assignment via square brackets.
[INFO] [stdout] 48 | |     + Clone                                 // Copying (compatible with dynamically-sized types).
[INFO] [stdout]    | |___________- similarly named trait `Matrix` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SMatrix` in this scope
[INFO] [stdout]   --> tests/matrix_slice.rs:98:10
[INFO] [stdout]    |
[INFO] [stdout] 98 |       _ = <SMatrix<f64, 2, 3> as Matrix<f64>>::from_row_slice(2, 2, ROW_SLICE)
[INFO] [stdout]    |            ^^^^^^^ help: a trait with a similar name exists: `Matrix`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/matrix/matrix_trait.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / pub trait Matrix<S: Scalar>:
[INFO] [stdout] 46 | |     Index<(usize, usize), Output = S>       // Indexing via square brackets.
[INFO] [stdout] 47 | |     + IndexMut<(usize, usize), Output = S>  // Index-assignment via square brackets.
[INFO] [stdout] 48 | |     + Clone                                 // Copying (compatible with dynamically-sized types).
[INFO] [stdout]    | |___________- similarly named trait `Matrix` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SMatrix` in this scope
[INFO] [stdout]    --> tests/matrix_slice.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 |       _ = <SMatrix<f64, 2, 3> as Matrix<f64>>::from_row_slice(3, 3, ROW_SLICE)
[INFO] [stdout]     |            ^^^^^^^ help: a trait with a similar name exists: `Matrix`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/matrix/matrix_trait.rs:45:1
[INFO] [stdout]     |
[INFO] [stdout] 45  | / pub trait Matrix<S: Scalar>:
[INFO] [stdout] 46  | |     Index<(usize, usize), Output = S>       // Indexing via square brackets.
[INFO] [stdout] 47  | |     + IndexMut<(usize, usize), Output = S>  // Index-assignment via square brackets.
[INFO] [stdout] 48  | |     + Clone                                 // Copying (compatible with dynamically-sized types).
[INFO] [stdout]     | |___________- similarly named trait `Matrix` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SMatrix` in this scope
[INFO] [stdout]    --> tests/matrix_slice.rs:110:10
[INFO] [stdout]     |
[INFO] [stdout] 110 |       _ = <SMatrix<f64, 2, 3> as Matrix<f64>>::from_col_slice(2, 2, COL_SLICE)
[INFO] [stdout]     |            ^^^^^^^ help: a trait with a similar name exists: `Matrix`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/matrix/matrix_trait.rs:45:1
[INFO] [stdout]     |
[INFO] [stdout] 45  | / pub trait Matrix<S: Scalar>:
[INFO] [stdout] 46  | |     Index<(usize, usize), Output = S>       // Indexing via square brackets.
[INFO] [stdout] 47  | |     + IndexMut<(usize, usize), Output = S>  // Index-assignment via square brackets.
[INFO] [stdout] 48  | |     + Clone                                 // Copying (compatible with dynamically-sized types).
[INFO] [stdout]     | |___________- similarly named trait `Matrix` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SMatrix` in this scope
[INFO] [stdout]    --> tests/matrix_slice.rs:116:10
[INFO] [stdout]     |
[INFO] [stdout] 116 |       _ = <SMatrix<f64, 2, 3> as Matrix<f64>>::from_col_slice(3, 3, COL_SLICE)
[INFO] [stdout]     |            ^^^^^^^ help: a trait with a similar name exists: `Matrix`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/matrix/matrix_trait.rs:45:1
[INFO] [stdout]     |
[INFO] [stdout] 45  | / pub trait Matrix<S: Scalar>:
[INFO] [stdout] 46  | |     Index<(usize, usize), Output = S>       // Indexing via square brackets.
[INFO] [stdout] 47  | |     + IndexMut<(usize, usize), Output = S>  // Index-assignment via square brackets.
[INFO] [stdout] 48  | |     + Clone                                 // Copying (compatible with dynamically-sized types).
[INFO] [stdout]     | |___________- similarly named trait `Matrix` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Array2` in this scope
[INFO] [stdout]    --> tests/matrix_slice.rs:140:10
[INFO] [stdout]     |
[INFO] [stdout] 140 |     _ = <Array2<f64> as Matrix<f64>>::from_row_slice(2, 2, ROW_SLICE)
[INFO] [stdout]     |          ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Array2` in this scope
[INFO] [stdout]    --> tests/matrix_slice.rs:146:10
[INFO] [stdout]     |
[INFO] [stdout] 146 |     _ = <Array2<f64> as Matrix<f64>>::from_row_slice(2, 2, COL_SLICE)
[INFO] [stdout]     |          ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] warning: static `Z_COL` is never used
[INFO] [stdout]   --> tests/matrix_sub.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | static Z_COL: &[f64; 4] = &[-9.0, -1.0, -5.0, 3.0];
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `linalg-traits` (test "matrix_slice") due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "63c742bb35bc35b7b813cfb168ee0bb2f220a9a265ebdaf2581718fe8e95ab2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c742bb35bc35b7b813cfb168ee0bb2f220a9a265ebdaf2581718fe8e95ab2d", kill_on_drop: false }`
[INFO] [stdout] 63c742bb35bc35b7b813cfb168ee0bb2f220a9a265ebdaf2581718fe8e95ab2d
