[INFO] fetching crate matrixlab 0.1.5...
[INFO] testing matrixlab-0.1.5 against 1.54.0 for beta-1.55-1
[INFO] extracting crate matrixlab 0.1.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate matrixlab 0.1.5 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrixlab 0.1.5
[INFO] finished tweaking crates.io crate matrixlab 0.1.5
[INFO] tweaked toml for crates.io crate matrixlab 0.1.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72531f7219abafb5e621920c6fa31fa52597fe4de195d487144eb32ebc5f4197
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "72531f7219abafb5e621920c6fa31fa52597fe4de195d487144eb32ebc5f4197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72531f7219abafb5e621920c6fa31fa52597fe4de195d487144eb32ebc5f4197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72531f7219abafb5e621920c6fa31fa52597fe4de195d487144eb32ebc5f4197", kill_on_drop: false }`
[INFO] [stdout] 72531f7219abafb5e621920c6fa31fa52597fe4de195d487144eb32ebc5f4197
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe8fd86bf1576e1c384967606a671bfcc9625c640e24b06d5ef084937ac79da8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fe8fd86bf1576e1c384967606a671bfcc9625c640e24b06d5ef084937ac79da8", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixlab v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/matrix/dense.rs:157:100
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let r = q_transpose.safe_mul(self).expect("Error in least squares, multiplication failed");;
[INFO] [stdout]     |                                                                                                    ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/matrix/dense.rs:105:21
[INFO] [stdout]     |
[INFO] [stdout] 105 |                    .into_iter()
[INFO] [stdout]     |                     ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/matrix/sparse.rs:406:43
[INFO] [stdout]     |
[INFO] [stdout] 406 |         let mut x: Vector<f64> = [0.0f64].into_iter().cycle()
[INFO] [stdout]     |                                           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "fe8fd86bf1576e1c384967606a671bfcc9625c640e24b06d5ef084937ac79da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe8fd86bf1576e1c384967606a671bfcc9625c640e24b06d5ef084937ac79da8", kill_on_drop: false }`
[INFO] [stdout] fe8fd86bf1576e1c384967606a671bfcc9625c640e24b06d5ef084937ac79da8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18c8f438849e4594bf5311dbf0548fabc00df9dd0bbc9d17789a627ab0ceaf61
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "18c8f438849e4594bf5311dbf0548fabc00df9dd0bbc9d17789a627ab0ceaf61", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/matrix/dense.rs:157:100
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let r = q_transpose.safe_mul(self).expect("Error in least squares, multiplication failed");;
[INFO] [stdout]     |                                                                                                    ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/matrix/dense.rs:105:21
[INFO] [stdout]     |
[INFO] [stdout] 105 |                    .into_iter()
[INFO] [stdout]     |                     ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/matrix/sparse.rs:406:43
[INFO] [stdout]     |
[INFO] [stdout] 406 |         let mut x: Vector<f64> = [0.0f64].into_iter().cycle()
[INFO] [stdout]     |                                           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proptest v0.9.6
[INFO] [stderr]    Compiling matrixlab v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/matrix/dense.rs:157:100
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let r = q_transpose.safe_mul(self).expect("Error in least squares, multiplication failed");;
[INFO] [stdout]     |                                                                                                    ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/matrix/dense.rs:105:21
[INFO] [stdout]     |
[INFO] [stdout] 105 |                    .into_iter()
[INFO] [stdout]     |                     ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/matrix/sparse.rs:406:43
[INFO] [stdout]     |
[INFO] [stdout] 406 |         let mut x: Vector<f64> = [0.0f64].into_iter().cycle()
[INFO] [stdout]     |                                           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.81s
[INFO] running `Command { std: "docker" "inspect" "18c8f438849e4594bf5311dbf0548fabc00df9dd0bbc9d17789a627ab0ceaf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c8f438849e4594bf5311dbf0548fabc00df9dd0bbc9d17789a627ab0ceaf61", kill_on_drop: false }`
[INFO] [stdout] 18c8f438849e4594bf5311dbf0548fabc00df9dd0bbc9d17789a627ab0ceaf61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bc3464a7beaea9549b002d372adf067af762c79df13bb067fa0374887c5bf165
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bc3464a7beaea9549b002d372adf067af762c79df13bb067fa0374887c5bf165", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/matrix/dense.rs:157:100
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let r = q_transpose.safe_mul(self).expect("Error in least squares, multiplication failed");;
[INFO] [stderr]     |                                                                                                    ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/matrix/dense.rs:105:21
[INFO] [stderr]     |
[INFO] [stderr] 105 |                    .into_iter()
[INFO] [stderr]     |                     ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/matrix/sparse.rs:406:43
[INFO] [stderr]     |
[INFO] [stderr] 406 |         let mut x: Vector<f64> = [0.0f64].into_iter().cycle()
[INFO] [stderr]     |                                           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/matrix/dense.rs:157:100
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let r = q_transpose.safe_mul(self).expect("Error in least squares, multiplication failed");;
[INFO] [stderr]     |                                                                                                    ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/matrix/dense.rs:105:21
[INFO] [stderr]     |
[INFO] [stderr] 105 |                    .into_iter()
[INFO] [stderr]     |                     ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/matrix/sparse.rs:406:43
[INFO] [stderr]     |
[INFO] [stderr] 406 |         let mut x: Vector<f64> = [0.0f64].into_iter().cycle()
[INFO] [stderr]     |                                           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matrixlab-7ef324ce278c6f50)
[INFO] [stdout] running 22 tests
[INFO] [stdout] test test::dense::orthogonal::matrix_multiplication ... ok
[INFO] [stdout] test test::sparse::matrix::full_matrix_creation ... ok
[INFO] [stdout] test test::sparse::sparse_vector_mult::bigger_mult ... ok
[INFO] [stdout] test test::sparse::matrix::matrix_creation ... ok
[INFO] [stdout] test test::sparse::matrix::matrix_sum ... ok
[INFO] [stdout] test test::sparse::matrix::out_of_bounds_matrix_creation ... ok
[INFO] [stdout] test test::dense::matrix::matrix_multiplication ... ok
[INFO] [stdout] test test::sparse::matrix_mult::mult ... ok
[INFO] [stdout] test test::dense::matrix::backsolve ... ok
[INFO] [stdout] test test::sparse::iter::all_elements_iter ... ok
[INFO] [stdout] test test::dense::matrix::scalar_multiplication ... ok
[INFO] [stdout] test test::dense::matrix::vector_multiplication ... ok
[INFO] [stdout] test test::sparse::vector_mult::identity_mult ... ok
[INFO] [stdout] test test::sparse::vector_mult::bigger_mult ... ok
[INFO] [stdout] test test::sparse::vector_mult::mult ... ok
[INFO] [stdout] test test::gmres::matrix::iteration_test ... ok
[INFO] [stdout] test test::sparse::sparse_vector_mult::mult ... ok
[INFO] [stdout] test test::sparse::sparse_vector_mult::identity_mult ... ok
[INFO] [stdout] test test::dense::matrix::least_squares_simple ... ok
[INFO] [stdout] test test::gmres::matrix::exact_test ... ok
[INFO] [stdout] test test::sparse::transpose::transpose_sum ... ok
[INFO] [stdout] test test::gmres::matrix::failure_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.38s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests matrixlab
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/matrix/dense.rs:157:100
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let r = q_transpose.safe_mul(self).expect("Error in least squares, multiplication failed");;
[INFO] [stderr]     |                                                                                                    ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bc3464a7beaea9549b002d372adf067af762c79df13bb067fa0374887c5bf165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3464a7beaea9549b002d372adf067af762c79df13bb067fa0374887c5bf165", kill_on_drop: false }`
[INFO] [stdout] bc3464a7beaea9549b002d372adf067af762c79df13bb067fa0374887c5bf165
