[INFO] updating cached repository Caedo/raytcaster
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Caedo/raytcaster
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Caedo/raytcaster" "work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Caedo/raytcaster"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Caedo/raytcaster'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Caedo/raytcaster" "work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Caedo/raytcaster"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Caedo/raytcaster'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 420074070c6846ce889dc792a616f3a775790bb4
[INFO] sha for GitHub repo Caedo/raytcaster: 420074070c6846ce889dc792a616f3a775790bb4
[INFO] validating manifest of Caedo/raytcaster on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Caedo/raytcaster on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Caedo/raytcaster
[INFO] finished frobbing Caedo/raytcaster
[INFO] frobbed toml for Caedo/raytcaster written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Caedo/raytcaster/Cargo.toml
[INFO] started frobbing Caedo/raytcaster
[INFO] finished frobbing Caedo/raytcaster
[INFO] frobbed toml for Caedo/raytcaster written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Caedo/raytcaster/Cargo.toml
[INFO] crate Caedo/raytcaster has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Caedo/raytcaster against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Caedo/raytcaster:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 802a0a3f2961a2e84f553438ae59217fae7b5ae9ffee4f502d839c4166e289b9
[INFO] running `"docker" "start" "-a" "802a0a3f2961a2e84f553438ae59217fae7b5ae9ffee4f502d839c4166e289b9"`
[INFO] [stderr]     Checking quaternion v0.3.0
[INFO] [stderr]     Checking num-complex v0.2.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking winit v0.12.0
[INFO] [stderr]     Checking piston3d-cam v0.3.0
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking glutin v0.14.0
[INFO] [stderr]    Compiling serde_derive v1.0.75
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking piston-gfx_texture v0.32.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.51.0
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking pistoncore-window v0.32.0
[INFO] [stderr]     Checking piston-ai_behavior v0.24.0
[INFO] [stderr]     Checking piston2d-drag_controller v0.22.0
[INFO] [stderr]     Checking camera_controllers v0.24.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.37.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.47.0
[INFO] [stderr]     Checking piston v0.37.0
[INFO] [stderr]     Checking piston2d-sprite v0.45.0
[INFO] [stderr]     Checking piston_window v0.80.0
[INFO] [stderr]     Checking raycaster v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `num::clamp`
[INFO] [stderr]  --> src/vec3.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use num::clamp;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::clamp`
[INFO] [stderr]  --> src/vec3.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use num::clamp;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `in_ray`
[INFO] [stderr]   --> src/materials.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn scatter(&self, in_ray: &Ray, hit_rec: &HitRecord) -> Option<ScatterResult> {
[INFO] [stderr]    |                       ^^^^^^ help: consider using `_in_ray` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `in_ray`
[INFO] [stderr]   --> src/materials.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn scatter(&self, in_ray: &Ray, hit_rec: &HitRecord) -> Option<ScatterResult> {
[INFO] [stderr]    |                       ^^^^^^ help: consider using `_in_ray` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.65s
[INFO] running `"docker" "inspect" "802a0a3f2961a2e84f553438ae59217fae7b5ae9ffee4f502d839c4166e289b9"`
[INFO] running `"docker" "rm" "-f" "802a0a3f2961a2e84f553438ae59217fae7b5ae9ffee4f502d839c4166e289b9"`
[INFO] [stdout] 802a0a3f2961a2e84f553438ae59217fae7b5ae9ffee4f502d839c4166e289b9