[INFO] cloning repository https://github.com/sy3c4ll/raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sy3c4ll/raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsy3c4ll%2Fraytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsy3c4ll%2Fraytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aabbedd5f6b9e157a9b72ab7b2d5861576b8b929
[INFO] checking sy3c4ll/raytracer against try#83ec5b3aeb5925d43b5be7b50c090f2f0336fcc1 for pr-134021
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsy3c4ll%2Fraytracer" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sy3c4ll/raytracer
[INFO] finished tweaking git repo https://github.com/sy3c4ll/raytracer
[INFO] tweaked toml for git repo https://github.com/sy3c4ll/raytracer written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sy3c4ll/raytracer on toolchain 83ec5b3aeb5925d43b5be7b50c090f2f0336fcc1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+83ec5b3aeb5925d43b5be7b50c090f2f0336fcc1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sy3c4ll/raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+83ec5b3aeb5925d43b5be7b50c090f2f0336fcc1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4c868d2ad7a509655ed4dd6704f04fde0af9694c3eb0c46b39151f754e14b029
[INFO] running `Command { std: "docker" "start" "4c868d2ad7a509655ed4dd6704f04fde0af9694c3eb0c46b39151f754e14b029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4c868d2ad7a509655ed4dd6704f04fde0af9694c3eb0c46b39151f754e14b029" "/opt/rustwide/cargo-home/bin/cargo" "+83ec5b3aeb5925d43b5be7b50c090f2f0336fcc1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c868d2ad7a509655ed4dd6704f04fde0af9694c3eb0c46b39151f754e14b029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4c868d2ad7a509655ed4dd6704f04fde0af9694c3eb0c46b39151f754e14b029" "/opt/rustwide/cargo-home/bin/cargo" "+83ec5b3aeb5925d43b5be7b50c090f2f0336fcc1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/image.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn into_iter(self) -> Self::IntoIter {
[INFO] [stdout]    |                           -------------- expected `std::array::IntoIter<[P; W], H>` because of return type
[INFO] [stdout] 25 |         self.0.into_iter()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ expected `IntoIter<[P; W], H>`, found `BoxedArrayIntoIter<[P; W], H>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `std::array::IntoIter<[P; W], H>`
[INFO] [stdout]               found struct `BoxedArrayIntoIter<[P; W], H>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/image.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn into_iter(self) -> Self::IntoIter {
[INFO] [stdout]    |                           -------------- expected `std::array::IntoIter<[P; W], H>` because of return type
[INFO] [stdout] 25 |         self.0.into_iter()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ expected `IntoIter<[P; W], H>`, found `BoxedArrayIntoIter<[P; W], H>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `std::array::IntoIter<[P; W], H>`
[INFO] [stdout]               found struct `BoxedArrayIntoIter<[P; W], H>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `raytracer` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `raytracer` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "4c868d2ad7a509655ed4dd6704f04fde0af9694c3eb0c46b39151f754e14b029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c868d2ad7a509655ed4dd6704f04fde0af9694c3eb0c46b39151f754e14b029", kill_on_drop: false }`
[INFO] [stdout] 4c868d2ad7a509655ed4dd6704f04fde0af9694c3eb0c46b39151f754e14b029