[INFO] cloning repository https://github.com/mattjbray/rust-raytracing [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattjbray/rust-raytracing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattjbray%2Frust-raytracing", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattjbray%2Frust-raytracing'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b354ee8291ff5d474fb17edf67e1efc2f7e073f8 [INFO] testing mattjbray/rust-raytracing against beta-2026-04-21 for beta-1.96-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattjbray%2Frust-raytracing" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mattjbray/rust-raytracing [INFO] finished tweaking git repo https://github.com/mattjbray/rust-raytracing [INFO] tweaked toml for git repo https://github.com/mattjbray/rust-raytracing written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mattjbray/rust-raytracing on toolchain beta-2026-04-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mattjbray/rust-raytracing already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] testing mattjbray/rust-raytracing against beta-2026-04-21 for beta-1.96-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattjbray%2Frust-raytracing" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mattjbray/rust-raytracing [INFO] finished tweaking git repo https://github.com/mattjbray/rust-raytracing [INFO] tweaked toml for git repo https://github.com/mattjbray/rust-raytracing written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mattjbray/rust-raytracing on toolchain beta-2026-04-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mattjbray/rust-raytracing already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_core v0.6.0 [INFO] [stderr] Downloaded getrandom v0.2.0 [INFO] [stderr] Downloaded rand v0.8.0 [INFO] [stderr] Downloaded libc v0.2.81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e701cad28c06c457e40c9b74579eb51a9b0f4d9917e16c6f5c49f2e90d574c3e [INFO] running `Command { std: "docker" "start" "-a" "e701cad28c06c457e40c9b74579eb51a9b0f4d9917e16c6f5c49f2e90d574c3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e701cad28c06c457e40c9b74579eb51a9b0f4d9917e16c6f5c49f2e90d574c3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e701cad28c06c457e40c9b74579eb51a9b0f4d9917e16c6f5c49f2e90d574c3e", kill_on_drop: false }` [INFO] [stdout] e701cad28c06c457e40c9b74579eb51a9b0f4d9917e16c6f5c49f2e90d574c3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a7f0f164c85a444ce3b22d05ad25d8c210ac2d0489e663a9da54d80f06129491 [INFO] running `Command { std: "docker" "start" "-a" "a7f0f164c85a444ce3b22d05ad25d8c210ac2d0489e663a9da54d80f06129491", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.0 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.0 [INFO] [stderr] Compiling rust-raytracer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/ray.rs:55:19 [INFO] [stdout] | [INFO] [stdout] 55 | material: &'a (dyn Material), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 55 - material: &'a (dyn Material), [INFO] [stdout] 55 + material: &'a dyn Material , [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/scene.rs:4:22 [INFO] [stdout] | [INFO] [stdout] 4 | objects: Vec<&'a (dyn Hittable)>, [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4 - objects: Vec<&'a (dyn Hittable)>, [INFO] [stdout] 4 + objects: Vec<&'a dyn Hittable >, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/scene.rs:14:34 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn add(&mut self, o: &'a (dyn Hittable)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 14 - pub fn add(&mut self, o: &'a (dyn Hittable)) { [INFO] [stdout] 14 + pub fn add(&mut self, o: &'a dyn Hittable ) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/sphere.rs:7:19 [INFO] [stdout] | [INFO] [stdout] 7 | material: &'a (dyn Material), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 7 - material: &'a (dyn Material), [INFO] [stdout] 7 + material: &'a dyn Material , [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/sphere.rs:11:59 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(center: Point3, radius: f64, material: &'a (dyn Material)) -> Self { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 11 - pub fn new(center: Point3, radius: f64, material: &'a (dyn Material)) -> Self { [INFO] [stdout] 11 + pub fn new(center: Point3, radius: f64, material: &'a dyn Material ) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `w` is never read [INFO] [stdout] --> src/camera.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Camera { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 12 | w: Vec3, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/ray.rs:98:12 [INFO] [stdout] | [INFO] [stdout] 98 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option; [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 98 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/scene.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 20 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sphere.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 21 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/sphere.rs:45:76 [INFO] [stdout] | [INFO] [stdout] 45 | let hit_record = Hit::new(t, p, &outward_normal, ray, self.material.clone()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `dyn Material` does not implement `Clone`, so calling `clone` on `&dyn Material` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.23s [INFO] running `Command { std: "docker" "inspect" "a7f0f164c85a444ce3b22d05ad25d8c210ac2d0489e663a9da54d80f06129491", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7f0f164c85a444ce3b22d05ad25d8c210ac2d0489e663a9da54d80f06129491", kill_on_drop: false }` [INFO] [stdout] a7f0f164c85a444ce3b22d05ad25d8c210ac2d0489e663a9da54d80f06129491 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3bb8cb0bea449bbcb59a1913baa3ab5845b85d178922301f97994591ccbe7adf [INFO] running `Command { std: "docker" "start" "-a" "3bb8cb0bea449bbcb59a1913baa3ab5845b85d178922301f97994591ccbe7adf", kill_on_drop: false }` [INFO] [stderr] Compiling rust-raytracer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/ray.rs:55:19 [INFO] [stdout] | [INFO] [stdout] 55 | material: &'a (dyn Material), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 55 - material: &'a (dyn Material), [INFO] [stdout] 55 + material: &'a dyn Material , [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/scene.rs:4:22 [INFO] [stdout] | [INFO] [stdout] 4 | objects: Vec<&'a (dyn Hittable)>, [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4 - objects: Vec<&'a (dyn Hittable)>, [INFO] [stdout] 4 + objects: Vec<&'a dyn Hittable >, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/scene.rs:14:34 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn add(&mut self, o: &'a (dyn Hittable)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 14 - pub fn add(&mut self, o: &'a (dyn Hittable)) { [INFO] [stdout] 14 + pub fn add(&mut self, o: &'a dyn Hittable ) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/sphere.rs:7:19 [INFO] [stdout] | [INFO] [stdout] 7 | material: &'a (dyn Material), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 7 - material: &'a (dyn Material), [INFO] [stdout] 7 + material: &'a dyn Material , [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/sphere.rs:11:59 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(center: Point3, radius: f64, material: &'a (dyn Material)) -> Self { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 11 - pub fn new(center: Point3, radius: f64, material: &'a (dyn Material)) -> Self { [INFO] [stdout] 11 + pub fn new(center: Point3, radius: f64, material: &'a dyn Material ) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `w` is never read [INFO] [stdout] --> src/camera.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Camera { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 12 | w: Vec3, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/ray.rs:98:12 [INFO] [stdout] | [INFO] [stdout] 98 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option; [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 98 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/scene.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 20 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sphere.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 21 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/sphere.rs:45:76 [INFO] [stdout] | [INFO] [stdout] 45 | let hit_record = Hit::new(t, p, &outward_normal, ray, self.material.clone()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `dyn Material` does not implement `Clone`, so calling `clone` on `&dyn Material` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "3bb8cb0bea449bbcb59a1913baa3ab5845b85d178922301f97994591ccbe7adf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bb8cb0bea449bbcb59a1913baa3ab5845b85d178922301f97994591ccbe7adf", kill_on_drop: false }` [INFO] [stdout] 3bb8cb0bea449bbcb59a1913baa3ab5845b85d178922301f97994591ccbe7adf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5645773d3fc63d8e3f3fa89fa36e300421e59df2189c2d192a1e6450107be821 [INFO] running `Command { std: "docker" "start" "-a" "5645773d3fc63d8e3f3fa89fa36e300421e59df2189c2d192a1e6450107be821", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/ray.rs:55:19 [INFO] [stderr] | [INFO] [stderr] 55 | material: &'a (dyn Material), [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 55 - material: &'a (dyn Material), [INFO] [stderr] 55 + material: &'a dyn Material , [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/scene.rs:4:22 [INFO] [stderr] | [INFO] [stderr] 4 | objects: Vec<&'a (dyn Hittable)>, [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4 - objects: Vec<&'a (dyn Hittable)>, [INFO] [stderr] 4 + objects: Vec<&'a dyn Hittable >, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/scene.rs:14:34 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn add(&mut self, o: &'a (dyn Hittable)) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 14 - pub fn add(&mut self, o: &'a (dyn Hittable)) { [INFO] [stderr] 14 + pub fn add(&mut self, o: &'a dyn Hittable ) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/sphere.rs:7:19 [INFO] [stderr] | [INFO] [stderr] 7 | material: &'a (dyn Material), [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 7 - material: &'a (dyn Material), [INFO] [stderr] 7 + material: &'a dyn Material , [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/sphere.rs:11:59 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(center: Point3, radius: f64, material: &'a (dyn Material)) -> Self { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 11 - pub fn new(center: Point3, radius: f64, material: &'a (dyn Material)) -> Self { [INFO] [stderr] 11 + pub fn new(center: Point3, radius: f64, material: &'a dyn Material ) -> Self { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `w` is never read [INFO] [stderr] --> src/camera.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct Camera { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] ... [INFO] [stderr] 12 | w: Vec3, [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/ray.rs:98:12 [INFO] [stderr] | [INFO] [stderr] 98 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option; [INFO] [stderr] | ^^^^^ the lifetime is elided here ^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 98 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option>; [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/scene.rs:20:12 [INFO] [stderr] | [INFO] [stderr] 20 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option { [INFO] [stderr] | ^^^^^ the lifetime is elided here ^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 20 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/sphere.rs:21:12 [INFO] [stderr] | [INFO] [stderr] 21 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option { [INFO] [stderr] | ^^^^^ the lifetime is elided here ^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 21 | fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> Option> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stderr] --> src/sphere.rs:45:76 [INFO] [stderr] | [INFO] [stderr] 45 | let hit_record = Hit::new(t, p, &outward_normal, ray, self.material.clone()); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `dyn Material` does not implement `Clone`, so calling `clone` on `&dyn Material` copies the reference, which does not do anything and can be removed [INFO] [stderr] = note: `#[warn(noop_method_call)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust-raytracer` (bin "rust-raytracer" test) generated 10 warnings (run `cargo fix --bin "rust-raytracer" -p rust-raytracer --tests` to apply 9 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_raytracer-da19f3a75ba7460e) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5645773d3fc63d8e3f3fa89fa36e300421e59df2189c2d192a1e6450107be821", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5645773d3fc63d8e3f3fa89fa36e300421e59df2189c2d192a1e6450107be821", kill_on_drop: false }` [INFO] [stdout] 5645773d3fc63d8e3f3fa89fa36e300421e59df2189c2d192a1e6450107be821