[INFO] fetching crate linalg-traits 0.12.0...
[INFO] checking linalg-traits-0.12.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate linalg-traits 0.12.0 into /workspace/builds/worker-2-tc2/source
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate linalg-traits 0.12.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate linalg-traits 0.12.0
[INFO] tweaked toml for crates.io crate linalg-traits 0.12.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate linalg-traits 0.12.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate linalg-traits 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b92e973ffa0c1ddb80a6c79a07f43e760c0e4d2ba19dc07e34a226c30736b8a6
[INFO] running `Command { std: "docker" "start" "-a" "b92e973ffa0c1ddb80a6c79a07f43e760c0e4d2ba19dc07e34a226c30736b8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b92e973ffa0c1ddb80a6c79a07f43e760c0e4d2ba19dc07e34a226c30736b8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92e973ffa0c1ddb80a6c79a07f43e760c0e4d2ba19dc07e34a226c30736b8a6", kill_on_drop: false }`
[INFO] [stdout] b92e973ffa0c1ddb80a6c79a07f43e760c0e4d2ba19dc07e34a226c30736b8a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 787c6239acb66bd008ba72ef53775802a31cfbdc7fe00cc5886dba1ea82f6322
[INFO] running `Command { std: "docker" "start" "-a" "787c6239acb66bd008ba72ef53775802a31cfbdc7fe00cc5886dba1ea82f6322", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking numtest v0.3.0
[INFO] [stderr]     Checking linalg-traits v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::matrix::matrix_trait::Matrix`
[INFO] [stdout]  --> src/matrix/faer_mat.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/faer_mat.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> src/matrix/faer_mat.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Cow;
[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] 
[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: `std::borrow::Cow`
[INFO] [stdout]  --> src/matrix/nalgebra_dmatrix.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Cow;
[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: `std::borrow::Cow`
[INFO] [stdout]  --> src/matrix/nalgebra_smatrix.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Cow;
[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: `std::borrow::Cow`
[INFO] [stdout]  --> src/matrix/ndarray_array2.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/vector/faer_mat.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/faer_mat.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_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/faer_mat.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/faer_mat.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::scalar::Scalar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> src/matrix/faer_mat.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Cow;
[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] 
[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: `std::borrow::Cow`
[INFO] [stdout]  --> src/matrix/nalgebra_dmatrix.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Cow;
[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: `std::borrow::Cow`
[INFO] [stdout]  --> src/matrix/nalgebra_smatrix.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Cow;
[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: `std::borrow::Cow`
[INFO] [stdout]  --> src/matrix/ndarray_array2.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scalar::Scalar`
[INFO] [stdout]  --> src/vector/faer_mat.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/faer_mat.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_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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/matrix/mat.rs:155:17
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn as_slice(&self) -> Cow<[S]> {
[INFO] [stdout]     |                 ^^^^^     -------- the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn as_slice(&self) -> Cow<'_, [S]> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/matrix/matrix_trait.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn as_row_slice(&self) -> Cow<[S]> {
[INFO] [stdout]     |                     ^^^^^     -------- the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn as_row_slice(&self) -> Cow<'_, [S]> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/matrix/matrix_trait.rs:222:21
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn as_col_slice(&self) -> Cow<[S]> {
[INFO] [stdout]     |                     ^^^^^     -------- the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn as_col_slice(&self) -> Cow<'_, [S]> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/matrix/matrix_trait.rs:357:17
[INFO] [stdout]     |
[INFO] [stdout] 357 |     fn as_slice(&self) -> Cow<[S]>;
[INFO] [stdout]     |                 ^^^^^     -------- the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 357 |     fn as_slice(&self) -> Cow<'_, [S]>;
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/matrix/mat.rs:155:17
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn as_slice(&self) -> Cow<[S]> {
[INFO] [stdout]     |                 ^^^^^     -------- the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn as_slice(&self) -> Cow<'_, [S]> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/matrix/matrix_trait.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn as_row_slice(&self) -> Cow<[S]> {
[INFO] [stdout]     |                     ^^^^^     -------- the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn as_row_slice(&self) -> Cow<'_, [S]> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/matrix/matrix_trait.rs:222:21
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn as_col_slice(&self) -> Cow<[S]> {
[INFO] [stdout]     |                     ^^^^^     -------- the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn as_col_slice(&self) -> Cow<'_, [S]> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/matrix/matrix_trait.rs:357:17
[INFO] [stdout]     |
[INFO] [stdout] 357 |     fn as_slice(&self) -> Cow<[S]>;
[INFO] [stdout]     |                 ^^^^^     -------- the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 357 |     fn as_slice(&self) -> Cow<'_, [S]>;
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `Z_COL` is never used
[INFO] [stdout]   --> tests/matrix_sub.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | 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] [stdout] warning: static `Z_COL` is never used
[INFO] [stdout]   --> tests/matrix_div.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | 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] warning: static `Z_COL` is never used
[INFO] [stdout]   --> tests/matrix_add.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | 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_mul.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | 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: unused import: `Scalar`
[INFO] [stdout]  --> tests/vector_associated_types.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use linalg_traits::{Mat, Matrix, Scalar, Vector};
[INFO] [stdout]   |                                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "787c6239acb66bd008ba72ef53775802a31cfbdc7fe00cc5886dba1ea82f6322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "787c6239acb66bd008ba72ef53775802a31cfbdc7fe00cc5886dba1ea82f6322", kill_on_drop: false }`
[INFO] [stdout] 787c6239acb66bd008ba72ef53775802a31cfbdc7fe00cc5886dba1ea82f6322