[INFO] updating cached repository Maxeonyx/ray-tracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Maxeonyx/ray-tracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Maxeonyx/ray-tracer" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Maxeonyx/ray-tracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Maxeonyx/ray-tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Maxeonyx/ray-tracer" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/Maxeonyx/ray-tracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/Maxeonyx/ray-tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 34799ac164ad778c74809def9dbcb8d0c58da392
[INFO] sha for GitHub repo Maxeonyx/ray-tracer: 34799ac164ad778c74809def9dbcb8d0c58da392
[INFO] validating manifest of Maxeonyx/ray-tracer on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Maxeonyx/ray-tracer on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Maxeonyx/ray-tracer
[INFO] finished frobbing Maxeonyx/ray-tracer
[INFO] frobbed toml for Maxeonyx/ray-tracer written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Maxeonyx/ray-tracer/Cargo.toml
[INFO] started frobbing Maxeonyx/ray-tracer
[INFO] finished frobbing Maxeonyx/ray-tracer
[INFO] frobbed toml for Maxeonyx/ray-tracer written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/Maxeonyx/ray-tracer/Cargo.toml
[INFO] crate Maxeonyx/ray-tracer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Maxeonyx/ray-tracer against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-6/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Maxeonyx/ray-tracer:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a493fbd5c514f492defb467e215e1aa207ba61e9936dc256391952465ee9b7b3
[INFO] running `"docker" "start" "-a" "a493fbd5c514f492defb467e215e1aa207ba61e9936dc256391952465ee9b7b3"`
[INFO] [stderr]     Checking backtrace-sys v0.1.22
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking winit v0.12.0
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking glutin v0.14.0
[INFO] [stderr]     Checking glium v0.21.0
[INFO] [stderr]     Checking pstet v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `load_from_memory`
[INFO] [stderr]   --> src/main.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 | use image::{load_from_memory, DynamicImage};
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::*`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use rand::*;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `load_from_memory`
[INFO] [stderr]  --> src/scene.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use image::{load_from_memory, DynamicImage};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/scene.rs:511:30
[INFO] [stderr]     |
[INFO] [stderr] 511 |         let flip_normal = if (i == 2 || i == 9) { true } else { false };
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `load_from_memory`
[INFO] [stderr]   --> src/main.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 | use image::{load_from_memory, DynamicImage};
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::*`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use rand::*;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `load_from_memory`
[INFO] [stderr]  --> src/scene.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use image::{load_from_memory, DynamicImage};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/scene.rs:511:30
[INFO] [stderr]     |
[INFO] [stderr] 511 |         let flip_normal = if (i == 2 || i == 9) { true } else { false };
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y_rotation`
[INFO] [stderr]    --> src/main.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 177 |     let y_rotation = cgmath::Quaternion::from_arc(
[INFO] [stderr]     |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_y_rotation`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sphere`
[INFO] [stderr]   --> src/shapes/mod.rs:57:22
[INFO] [stderr]    |
[INFO] [stderr] 57 |             Shape::Sphere(ref sphere) => V2 { x: 0.0, y: 0.0 },
[INFO] [stderr]    |                               ^^^^^^ help: consider prefixing with an underscore: `_sphere`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y_rotation`
[INFO] [stderr]    --> src/main.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 177 |     let y_rotation = cgmath::Quaternion::from_arc(
[INFO] [stderr]     |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_y_rotation`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sphere`
[INFO] [stderr]   --> src/shapes/mod.rs:57:22
[INFO] [stderr]    |
[INFO] [stderr] 57 |             Shape::Sphere(ref sphere) => V2 { x: 0.0, y: 0.0 },
[INFO] [stderr]    |                               ^^^^^^ help: consider prefixing with an underscore: `_sphere`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scene.rs:410:13
[INFO] [stderr]     |
[INFO] [stderr] 410 |         let mut lights = vec![
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scene.rs:410:13
[INFO] [stderr]     |
[INFO] [stderr] 410 |         let mut lights = vec![
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.92s
[INFO] running `"docker" "inspect" "a493fbd5c514f492defb467e215e1aa207ba61e9936dc256391952465ee9b7b3"`
[INFO] running `"docker" "rm" "-f" "a493fbd5c514f492defb467e215e1aa207ba61e9936dc256391952465ee9b7b3"`
[INFO] [stdout] a493fbd5c514f492defb467e215e1aa207ba61e9936dc256391952465ee9b7b3