[INFO] updating cached repository stephenjayakar/rust-raytracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stephenjayakar/rust-raytracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stephenjayakar/rust-raytracer" "work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/stephenjayakar/rust-raytracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/stephenjayakar/rust-raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stephenjayakar/rust-raytracer" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/stephenjayakar/rust-raytracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/stephenjayakar/rust-raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 527499a2e90d1c5071120149ffee24e6741dcc42
[INFO] sha for GitHub repo stephenjayakar/rust-raytracer: 527499a2e90d1c5071120149ffee24e6741dcc42
[INFO] validating manifest of stephenjayakar/rust-raytracer on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of stephenjayakar/rust-raytracer on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing stephenjayakar/rust-raytracer
[INFO] finished frobbing stephenjayakar/rust-raytracer
[INFO] frobbed toml for stephenjayakar/rust-raytracer written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/stephenjayakar/rust-raytracer/Cargo.toml
[INFO] started frobbing stephenjayakar/rust-raytracer
[INFO] finished frobbing stephenjayakar/rust-raytracer
[INFO] frobbed toml for stephenjayakar/rust-raytracer written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/stephenjayakar/rust-raytracer/Cargo.toml
[INFO] crate stephenjayakar/rust-raytracer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking stephenjayakar/rust-raytracer against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-5/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/stephenjayakar/rust-raytracer:/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" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2a8cb4ab6b23c79c193bf3581b15422471fd34b0a9a4f0f7d47f3c515ba4d803
[INFO] running `"docker" "start" "-a" "2a8cb4ab6b23c79c193bf3581b15422471fd34b0a9a4f0f7d47f3c515ba4d803"`
[INFO] [stderr]     Checking sdl2 v0.32.1
[INFO] [stderr]     Checking rust-raytracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:101:39
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let alpha = ((1.0 - fmin(1.0, ((height + HEIGHT as f32 / 2.0) / (HEIGHT as f32)))) * 255.0) as u8;
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:101:39
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let alpha = ((1.0 - fmin(1.0, ((height + HEIGHT as f32 / 2.0) / (HEIGHT as f32)))) * 255.0) as u8;
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fog`
[INFO] [stderr]    --> src/main.rs:115:52
[INFO] [stderr]     |
[INFO] [stderr] 115 |     let State { position, samples, direction, fov, fog } = *state;
[INFO] [stderr]     |                                                    ^^^ help: try ignoring the field: `fog: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     canvas.fill_rect(Rect::new(x, y, width, height));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fog`
[INFO] [stderr]    --> src/main.rs:115:52
[INFO] [stderr]     |
[INFO] [stderr] 115 |     let State { position, samples, direction, fov, fog } = *state;
[INFO] [stderr]     |                                                    ^^^ help: try ignoring the field: `fog: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     canvas.fill_rect(Rect::new(x, y, width, height));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `"docker" "inspect" "2a8cb4ab6b23c79c193bf3581b15422471fd34b0a9a4f0f7d47f3c515ba4d803"`
[INFO] running `"docker" "rm" "-f" "2a8cb4ab6b23c79c193bf3581b15422471fd34b0a9a4f0f7d47f3c515ba4d803"`
[INFO] [stdout] 2a8cb4ab6b23c79c193bf3581b15422471fd34b0a9a4f0f7d47f3c515ba4d803