[INFO] fetching crate oxygen_quark 0.0.10...
[INFO] testing oxygen_quark-0.0.10 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate oxygen_quark 0.0.10 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate oxygen_quark 0.0.10 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oxygen_quark 0.0.10
[INFO] finished tweaking crates.io crate oxygen_quark 0.0.10
[INFO] tweaked toml for crates.io crate oxygen_quark 0.0.10 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4890559100dd3ef2fbff0e16235d146ae991c669d3392db8d55423dc72023bc
[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" "e4890559100dd3ef2fbff0e16235d146ae991c669d3392db8d55423dc72023bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4890559100dd3ef2fbff0e16235d146ae991c669d3392db8d55423dc72023bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4890559100dd3ef2fbff0e16235d146ae991c669d3392db8d55423dc72023bc", kill_on_drop: false }`
[INFO] [stdout] e4890559100dd3ef2fbff0e16235d146ae991c669d3392db8d55423dc72023bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ce670fc02872e307375d923b10fe52435c6ad1d54d8da79b74e417d343190eb
[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" "9ce670fc02872e307375d923b10fe52435c6ad1d54d8da79b74e417d343190eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling oxygen_quark v0.0.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/matrix/matrix2x2.rs:143:19
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(other.data.into_iter())
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.iter().eq(other.data.into_iter())
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 143 |         IntoIterator::into_iter(self.data).eq(other.data.into_iter())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/matrix/matrix2x2.rs:143:45
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(other.data.into_iter())
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(other.data.iter())
[INFO] [stdout]     |                                             ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(IntoIterator::into_iter(other.data))
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^          ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "9ce670fc02872e307375d923b10fe52435c6ad1d54d8da79b74e417d343190eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ce670fc02872e307375d923b10fe52435c6ad1d54d8da79b74e417d343190eb", kill_on_drop: false }`
[INFO] [stdout] 9ce670fc02872e307375d923b10fe52435c6ad1d54d8da79b74e417d343190eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f9a5e6c4b2f2d52f3f457087a152e89dea0f30e7f13019bb069901fee3913330
[INFO] running `Command { std: "docker" "start" "-a" "f9a5e6c4b2f2d52f3f457087a152e89dea0f30e7f13019bb069901fee3913330", kill_on_drop: false }`
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/matrix/matrix2x2.rs:143:19
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(other.data.into_iter())
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.iter().eq(other.data.into_iter())
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 143 |         IntoIterator::into_iter(self.data).eq(other.data.into_iter())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling oxygen_quark v0.0.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/matrix/matrix2x2.rs:143:45
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(other.data.into_iter())
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(other.data.iter())
[INFO] [stdout]     |                                             ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(IntoIterator::into_iter(other.data))
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^          ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/matrix/matrix2x2.rs:464:67
[INFO] [stdout]     |
[INFO] [stdout] 464 |         let result_matrix = Matrix2x2::from_slice(&result_values);;
[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 resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/matrix/matrix2x2.rs:143:19
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(other.data.into_iter())
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.iter().eq(other.data.into_iter())
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 143 |         IntoIterator::into_iter(self.data).eq(other.data.into_iter())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/matrix/matrix2x2.rs:143:45
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(other.data.into_iter())
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(other.data.iter())
[INFO] [stdout]     |                                             ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.data.into_iter().eq(IntoIterator::into_iter(other.data))
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^          ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "f9a5e6c4b2f2d52f3f457087a152e89dea0f30e7f13019bb069901fee3913330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a5e6c4b2f2d52f3f457087a152e89dea0f30e7f13019bb069901fee3913330", kill_on_drop: false }`
[INFO] [stdout] f9a5e6c4b2f2d52f3f457087a152e89dea0f30e7f13019bb069901fee3913330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae9bc238440cf180cadba9b007b5d74a85338af7dff597154c348255f5ea5bfe
[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" "ae9bc238440cf180cadba9b007b5d74a85338af7dff597154c348255f5ea5bfe", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout] running 78 tests
[INFO] [stderr]    --> src/matrix/matrix2x2.rs:143:19
[INFO] [stdout] test colour::tests::new_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test fraction::tests::arc_sine_test ... ok
[INFO] [stderr] 143 |         self.data.into_iter().eq(other.data.into_iter())
[INFO] [stdout] test fraction::tests::arc_tangent_test ... ok
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stdout] test fraction::tests::division_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test fraction::tests::cosine_test ... ok
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] test fraction::tests::greatest_common_divisor_test ... ok
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stdout] test fraction::tests::multiplication_test ... ok
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] test fraction::tests::negation_test ... ok
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout] test fraction::tests::new_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test fraction::tests::sine_test ... ok
[INFO] [stderr] 143 |         self.data.iter().eq(other.data.into_iter())
[INFO] [stdout] test fraction::tests::subtraction_test ... ok
[INFO] [stderr]     |                   ^^^^
[INFO] [stdout] test fraction::tests::tangent_test ... ok
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout] test imaginary::complex::tests::addition_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test fraction::tests::arc_cosine_test ... ok
[INFO] [stderr] 143 |         IntoIterator::into_iter(self.data).eq(other.data.into_iter())
[INFO] [stdout] test imaginary::complex::tests::angle_test ... ok
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^         ^
[INFO] [stdout] test imaginary::complex::tests::as_matrix2x2_test ... ok
[INFO] [stderr] 
[INFO] [stdout] test imaginary::complex::tests::division_test ... ok
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout] test imaginary::complex::tests::multiplication_test ... ok
[INFO] [stderr]    --> src/matrix/matrix2x2.rs:143:45
[INFO] [stdout] test imaginary::complex::tests::new_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test imaginary::complex::tests::norm_test ... ok
[INFO] [stderr] 143 |         self.data.into_iter().eq(other.data.into_iter())
[INFO] [stdout] test imaginary::complex::tests::subtraction_test ... ok
[INFO] [stderr]     |                                             ^^^^^^^^^
[INFO] [stdout] test imaginary::quaternion::tests::addition_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test imaginary::quaternion::tests::conjugate_test ... ok
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stdout] test imaginary::quaternion::tests::division_test ... ok
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] test imaginary::quaternion::tests::multiplication_test ... ok
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout] test imaginary::quaternion::tests::new_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test imaginary::quaternion::tests::norm_test ... ok
[INFO] [stderr] 143 |         self.data.into_iter().eq(other.data.iter())
[INFO] [stdout] test imaginary::quaternion::tests::scale_test ... ok
[INFO] [stderr]     |                                             ^^^^
[INFO] [stdout] test matrix::matrix2x2::tests::addition_test ... ok
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout] test matrix::matrix2x2::tests::determinant_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test matrix::matrix2x2::tests::multiplication_test ... ok
[INFO] [stderr] 143 |         self.data.into_iter().eq(IntoIterator::into_iter(other.data))
[INFO] [stdout] test matrix::matrix2x2::tests::scale_test ... ok
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^          ^
[INFO] [stdout] test matrix::matrix2x2::tests::subtraction_test ... ok
[INFO] [stderr] 
[INFO] [stdout] test matrix::matrix2x2::tests::adjugate_test ... ok
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stdout] test imaginary::quaternion::tests::subtraction_test ... ok
[INFO] [stderr] 
[INFO] [stdout] test matrix::matrix3x3::tests::addition_test ... ok
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stdout] test matrix::matrix3x3::tests::cofactor_test ... ok
[INFO] [stderr]    --> src/matrix/matrix2x2.rs:464:67
[INFO] [stdout] test matrix::matrix2x2::tests::inverse_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test matrix::matrix2x2::tests::cofactor_test ... ok
[INFO] [stderr] 464 |         let result_matrix = Matrix2x2::from_slice(&result_values);;
[INFO] [stdout] test matrix::matrix3x3::tests::determinant_test ... ok
[INFO] [stderr]     |                                                                   ^ help: remove this semicolon
[INFO] [stdout] test matrix::matrix3x3::tests::inverse_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test matrix::matrix3x3::tests::multiplication_test ... ok
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] test matrix::matrix3x3::tests::new_test ... ok
[INFO] [stderr] 
[INFO] [stdout] test matrix::matrix3x3::tests::subtraction_test ... ok
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout] test matrix::matrix2x2::tests::new_test ... ok
[INFO] [stderr]    --> src/matrix/matrix2x2.rs:143:19
[INFO] [stdout] test matrix::matrix3x3::tests::scale_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test matrix::matrix3x3::tests::transpose_test ... ok
[INFO] [stderr] 143 |         self.data.into_iter().eq(other.data.into_iter())
[INFO] [stdout] test matrix::matrix4x4::tests::cofactor_test ... ok
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stdout] test matrix::matrix3x3::tests::adjugate_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test vector::vector2d::tests::dot_product_test ... ok
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] test vector::vector2d::tests::new_test ... ok
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stdout] test vector::vector2d::tests::norm_test ... ok
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] test vector::vector2d::tests::normalise_test ... ok
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout] test vector::vector2d::tests::scale_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test vector::vector2d::tests::subtraction_test ... ok
[INFO] [stderr] 143 |         self.data.iter().eq(other.data.into_iter())
[INFO] [stdout] test vector::vector3d::tests::addition_test ... ok
[INFO] [stderr]     |                   ^^^^
[INFO] [stdout] test vector::vector3d::tests::component_product_test ... ok
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout] test vector::vector3d::tests::cross_product_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] test vector::vector3d::tests::dot_product_test ... ok
[INFO] [stderr] 143 |         IntoIterator::into_iter(self.data).eq(other.data.into_iter())
[INFO] [stdout] test vector::vector3d::tests::new_test ... ok
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^         ^
[INFO] [stdout] test vector::vector3d::tests::norm_test ... ok
[INFO] [stderr] 
[INFO] [stdout] test vector::vector3d::tests::normalise_test ... ok
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout] test vector::vector3d::tests::scale_test ... ok
[INFO] [stderr]    --> src/matrix/matrix2x2.rs:143:45
[INFO] [stdout] test vector::vector3d::tests::subtraction_test ... ok
[INFO] [stderr]     |
[INFO] [stderr] 143 |         self.data.into_iter().eq(other.data.into_iter())
[INFO] [stderr]     |                                             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 143 |         self.data.into_iter().eq(other.data.iter())
[INFO] [stderr]     |                                             ^^^^
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 143 |         self.data.into_iter().eq(IntoIterator::into_iter(other.data))
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^          ^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/oxygen_quark-33bc6ede28732df5)
[INFO] [stdout] test imaginary::complex::tests::conjugate_test ... ok
[INFO] [stdout] test matrix::matrix4x4::tests::determinant_test ... ok
[INFO] [stdout] test matrix::matrix4x4::tests::multiplication_test ... ok
[INFO] [stdout] test matrix::matrix4x4::tests::new_test ... ok
[INFO] [stdout] test vector::vector2d::tests::addition_test ... ok
[INFO] [stdout] test matrix::matrix2x2::tests::transpose_test ... ok
[INFO] [stdout] test matrix::matrix4x4::tests::adjugate_test ... ok
[INFO] [stdout] test matrix::matrix4x4::tests::scale_test ... ok
[INFO] [stdout] test vector::vector2d::tests::component_product_test ... ok
[INFO] [stdout] test fraction::tests::addition_test ... ok
[INFO] [stdout] test matrix::matrix4x4::tests::subtraction_test ... ok
[INFO] [stderr]      Running tests/matrices_and_vectors.rs (/opt/rustwide/target/debug/deps/matrices_and_vectors-8dae46fa8dba996d)
[INFO] [stdout] test matrix::matrix4x4::tests::inverse_test ... ok
[INFO] [stdout] test matrix::matrix4x4::tests::transpose_test ... ok
[INFO] [stdout] test matrix::matrix4x4::tests::addition_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 78 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test transform_vector2d_with_matrix3x3_test ... ok
[INFO] [stdout] test transform_vector2d_with_matrix2x2_test ... ok
[INFO] [stderr]    Doc-tests oxygen_quark
[INFO] [stdout] test transform_vector3d_with_matrix3x3_test ... ok
[INFO] [stdout] test transform_vector3d_with_matrix4x4_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/fraction.rs - fraction::Fraction::greatest_common_divisor (line 62) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ae9bc238440cf180cadba9b007b5d74a85338af7dff597154c348255f5ea5bfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae9bc238440cf180cadba9b007b5d74a85338af7dff597154c348255f5ea5bfe", kill_on_drop: false }`
[INFO] [stdout] ae9bc238440cf180cadba9b007b5d74a85338af7dff597154c348255f5ea5bfe