[INFO] fetching crate oxygen_quark 0.0.10...
[INFO] checking oxygen_quark-0.0.10 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate oxygen_quark 0.0.10 into /workspace/builds/worker-7-tc2/source
[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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oxygen_quark 0.0.10 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f507f6624e3bd4eb43cc167c85ab8ebc645abeb5b39804db1cf895d13fb3f436
[INFO] running `Command { std: "docker" "start" "-a" "f507f6624e3bd4eb43cc167c85ab8ebc645abeb5b39804db1cf895d13fb3f436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f507f6624e3bd4eb43cc167c85ab8ebc645abeb5b39804db1cf895d13fb3f436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f507f6624e3bd4eb43cc167c85ab8ebc645abeb5b39804db1cf895d13fb3f436", kill_on_drop: false }`
[INFO] [stdout] f507f6624e3bd4eb43cc167c85ab8ebc645abeb5b39804db1cf895d13fb3f436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 12e6e95ecdfdb639d1c3bd949cdf63703dd3261a5eb5164558885afd1d03bfdc
[INFO] running `Command { std: "docker" "start" "-a" "12e6e95ecdfdb639d1c3bd949cdf63703dd3261a5eb5164558885afd1d03bfdc", kill_on_drop: false }`
[INFO] [stderr]     Checking oxygen_quark v0.0.10 (/opt/rustwide/workdir)
[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]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 143 -         self.data.into_iter().eq(other.data.into_iter())
[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 -         self.data.into_iter().eq(other.data.into_iter())
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 143 -         self.data.into_iter().eq(other.data.into_iter())
[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(other.data.into_iter())
[INFO] [stdout] 143 +         self.data.into_iter().eq(IntoIterator::into_iter(other.data))
[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:143:19
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 143 -         self.data.into_iter().eq(other.data.into_iter())
[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 -         self.data.into_iter().eq(other.data.into_iter())
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 143 -         self.data.into_iter().eq(other.data.into_iter())
[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(other.data.into_iter())
[INFO] [stdout] 143 +         self.data.into_iter().eq(IntoIterator::into_iter(other.data))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "12e6e95ecdfdb639d1c3bd949cdf63703dd3261a5eb5164558885afd1d03bfdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e6e95ecdfdb639d1c3bd949cdf63703dd3261a5eb5164558885afd1d03bfdc", kill_on_drop: false }`
[INFO] [stdout] 12e6e95ecdfdb639d1c3bd949cdf63703dd3261a5eb5164558885afd1d03bfdc