[INFO] fetching crate euclid 0.22.2...
[INFO] checking euclid-0.22.2 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate euclid 0.22.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate euclid 0.22.2 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate euclid 0.22.2
[INFO] finished tweaking crates.io crate euclid 0.22.2
[INFO] tweaked toml for crates.io crate euclid 0.22.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", 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] 4b5dab06a67e7e183667be8ade26ad1e2a79bf770ae691cc2884c5f4aeb965b4
[INFO] running `Command { std: "docker" "start" "-a" "4b5dab06a67e7e183667be8ade26ad1e2a79bf770ae691cc2884c5f4aeb965b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b5dab06a67e7e183667be8ade26ad1e2a79bf770ae691cc2884c5f4aeb965b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b5dab06a67e7e183667be8ade26ad1e2a79bf770ae691cc2884c5f4aeb965b4", kill_on_drop: false }`
[INFO] [stdout] 4b5dab06a67e7e183667be8ade26ad1e2a79bf770ae691cc2884c5f4aeb965b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82a9f762135b0f846e28cde6dbb4df76d10e1204640622228d06ef145e646b64
[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" "82a9f762135b0f846e28cde6dbb4df76d10e1204640622228d06ef145e646b64", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking euclid v0.22.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_test v1.0.125
[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/angle.rs:344:23
[INFO] [stdout]     |
[INFO] [stdout] 344 |     assert_eq!(angles.into_iter().sum::<A>(), sum);
[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/length.rs:409:28
[INFO] [stdout]     |
[INFO] [stdout] 409 |         assert_eq!(lengths.into_iter().sum::<L>(), L::new(6.0));
[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: 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/size.rs:778:30
[INFO] [stdout]     |
[INFO] [stdout] 778 |             assert_eq!(sizes.into_iter().sum::<Size2D<_>>(), sum);
[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: 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/size.rs:1653:30
[INFO] [stdout]      |
[INFO] [stdout] 1653 |             assert_eq!(sizes.into_iter().sum::<Size3D<_>>(), sum);
[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: 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/vector.rs:2164:25
[INFO] [stdout]      |
[INFO] [stdout] 2164 |         assert_eq!(vecs.into_iter().sum::<Vector2DMm<_>>(), sum);
[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: 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/vector.rs:2230:25
[INFO] [stdout]      |
[INFO] [stdout] 2230 |         assert_eq!(vecs.into_iter().sum::<Vec3>(), sum);
[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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.41s
[INFO] running `Command { std: "docker" "inspect" "82a9f762135b0f846e28cde6dbb4df76d10e1204640622228d06ef145e646b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a9f762135b0f846e28cde6dbb4df76d10e1204640622228d06ef145e646b64", kill_on_drop: false }`
[INFO] [stdout] 82a9f762135b0f846e28cde6dbb4df76d10e1204640622228d06ef145e646b64