[INFO] cloning repository https://github.com/DimitriTimoz/nalgebra-sparse-linalg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DimitriTimoz/nalgebra-sparse-linalg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDimitriTimoz%2Fnalgebra-sparse-linalg", kill_on_drop: false }`
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[INFO] [stdout] 740e2f1644f07eda7fa8621643dea237a154b3e5
[INFO] checking DimitriTimoz/nalgebra-sparse-linalg against master#c0bb140a37c81cf59a0b40c21c9413059644e294 for pr-129249-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDimitriTimoz%2Fnalgebra-sparse-linalg" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DimitriTimoz/nalgebra-sparse-linalg
[INFO] finished tweaking git repo https://github.com/DimitriTimoz/nalgebra-sparse-linalg
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[INFO] validating manifest of git repo https://github.com/DimitriTimoz/nalgebra-sparse-linalg on toolchain c0bb140a37c81cf59a0b40c21c9413059644e294
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[INFO] crate git repo https://github.com/DimitriTimoz/nalgebra-sparse-linalg already has a lockfile, it will not be regenerated
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `IdentityPreconditioner` and `Preconditioner`
[INFO] [stdout]   --> src/iteratives/mod.rs:18:41
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub(crate) use crate::preconditioners::{IdentityPreconditioner, Preconditioner};
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IdentityPreconditioner` and `Preconditioner`
[INFO] [stdout]   --> src/iteratives/mod.rs:18:41
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub(crate) use crate::preconditioners::{IdentityPreconditioner, Preconditioner};
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_diag_dominant` is never used
[INFO] [stdout]   --> benches/benchmark_iteratives.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn generate_diag_dominant(size: usize, nnz_per_row: usize) -> CsrMatrix<f64> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_nonsymmetric` is never used
[INFO] [stdout]   --> benches/benchmark_iteratives.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn generate_nonsymmetric(size: usize, nnz_per_row: usize) -> CsrMatrix<f64> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_very_large_sparse_matrix` is never used
[INFO] [stdout]   --> tests/iterative_solvers.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn get_very_large_sparse_matrix() -> (CsrMatrix<f64>, DVector<f64>, DVector<f64>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.61s
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[INFO] [stdout] 6bce57936cf4ff9faf849b4203690eb53a63de25611aa11e419728fe4149b56f
