[INFO] updating cached repository fredlb/rusty-rays
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fredlb/rusty-rays
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fredlb/rusty-rays" "work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/fredlb/rusty-rays"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/fredlb/rusty-rays'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fredlb/rusty-rays" "work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/fredlb/rusty-rays"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/fredlb/rusty-rays'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9678520a7719671d2995119aced029f5faa7bddb
[INFO] sha for GitHub repo fredlb/rusty-rays: 9678520a7719671d2995119aced029f5faa7bddb
[INFO] validating manifest of fredlb/rusty-rays on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fredlb/rusty-rays on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fredlb/rusty-rays
[INFO] finished frobbing fredlb/rusty-rays
[INFO] frobbed toml for fredlb/rusty-rays written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/fredlb/rusty-rays/Cargo.toml
[INFO] started frobbing fredlb/rusty-rays
[INFO] finished frobbing fredlb/rusty-rays
[INFO] frobbed toml for fredlb/rusty-rays written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/fredlb/rusty-rays/Cargo.toml
[INFO] crate fredlb/rusty-rays already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking fredlb/rusty-rays against try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-0/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/fredlb/rusty-rays:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 55785dee205f33d0e447dde8eee768264f3aa6516f878107825cab4dc06f8578
[INFO] running `"docker" "start" "-a" "55785dee205f33d0e447dde8eee768264f3aa6516f878107825cab4dc06f8578"`
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.0
[INFO] [stderr]     Checking rust_ray v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/main.rs:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn scatter(&self, ray_in: &Ray, hit: &Hit) -> Option<Scatter> {
[INFO] [stderr]    |                       ^^^^^^ help: consider prefixing with an underscore: `_ray_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `w`
[INFO] [stderr]    --> src/main.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     w: Vector3,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/main.rs:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn scatter(&self, ray_in: &Ray, hit: &Hit) -> Option<Scatter> {
[INFO] [stderr]    |                       ^^^^^^ help: consider prefixing with an underscore: `_ray_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `w`
[INFO] [stderr]    --> src/main.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     w: Vector3,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.82s
[INFO] running `"docker" "inspect" "55785dee205f33d0e447dde8eee768264f3aa6516f878107825cab4dc06f8578"`
[INFO] running `"docker" "rm" "-f" "55785dee205f33d0e447dde8eee768264f3aa6516f878107825cab4dc06f8578"`
[INFO] [stdout] 55785dee205f33d0e447dde8eee768264f3aa6516f878107825cab4dc06f8578