[INFO] updating cached repository miiizen/raytracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/miiizen/raytracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/miiizen/raytracer" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/miiizen/raytracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/miiizen/raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/miiizen/raytracer" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/miiizen/raytracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/miiizen/raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 04cf43d7212f63dfc98edb4710fc77b87b831204
[INFO] sha for GitHub repo miiizen/raytracer: 04cf43d7212f63dfc98edb4710fc77b87b831204
[INFO] validating manifest of miiizen/raytracer on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of miiizen/raytracer on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing miiizen/raytracer
[INFO] finished frobbing miiizen/raytracer
[INFO] frobbed toml for miiizen/raytracer written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/miiizen/raytracer/Cargo.toml
[INFO] started frobbing miiizen/raytracer
[INFO] finished frobbing miiizen/raytracer
[INFO] frobbed toml for miiizen/raytracer written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/miiizen/raytracer/Cargo.toml
[INFO] crate miiizen/raytracer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking miiizen/raytracer against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/miiizen/raytracer:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a9a2c2407fc547674f2a8c9bc26c5b37aef3554198c47bd9dcf9b34091554ecc
[INFO] running `"docker" "start" "-a" "a9a2c2407fc547674f2a8c9bc26c5b37aef3554198c47bd9dcf9b34091554ecc"`
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `lower_left`
[INFO] [stderr]   --> src/main.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let lower_left = Vec3::new(-2.0, -2.0, -1.0);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_lower_left`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `horizontal`
[INFO] [stderr]   --> src/main.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let horizontal = Vec3::new(4.0, 0.0, 0.0);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_horizontal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vertical`
[INFO] [stderr]   --> src/main.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let vertical = Vec3::new(0.0, 2.0, 0.0);
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_vertical`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `origin`
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let origin = Vec3::new(0.0, 0.0, 0.0);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_origin`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/main.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |             for s in 0..ns {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/main.rs:64:21
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 let p: Vec3  = r.point_at_parameter(2.0);
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lower_left`
[INFO] [stderr]   --> src/main.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let lower_left = Vec3::new(-2.0, -2.0, -1.0);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_lower_left`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `horizontal`
[INFO] [stderr]   --> src/main.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let horizontal = Vec3::new(4.0, 0.0, 0.0);
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_horizontal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vertical`
[INFO] [stderr]   --> src/main.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let vertical = Vec3::new(0.0, 2.0, 0.0);
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_vertical`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `origin`
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let origin = Vec3::new(0.0, 0.0, 0.0);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_origin`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/main.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |             for s in 0..ns {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/main.rs:64:21
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 let p: Vec3  = r.point_at_parameter(2.0);
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `A` should have a snake case name
[INFO] [stderr]   --> src/types/ray.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     A: Vec3,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `B` should have a snake case name
[INFO] [stderr]   --> src/types/ray.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     B: Vec3,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `A` should have a snake case name
[INFO] [stderr]   --> src/types/ray.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     A: Vec3,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `B` should have a snake case name
[INFO] [stderr]   --> src/types/ray.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     B: Vec3,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "a9a2c2407fc547674f2a8c9bc26c5b37aef3554198c47bd9dcf9b34091554ecc"`
[INFO] running `"docker" "rm" "-f" "a9a2c2407fc547674f2a8c9bc26c5b37aef3554198c47bd9dcf9b34091554ecc"`
[INFO] [stdout] a9a2c2407fc547674f2a8c9bc26c5b37aef3554198c47bd9dcf9b34091554ecc