[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-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattjbray%2Frust-raytracing" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-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-6-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b6681db88bb6cabc2554e75b3d751268edba9ed52b04a75f483b72027e441da1
[INFO] running `Command { std: "docker" "start" "-a" "b6681db88bb6cabc2554e75b3d751268edba9ed52b04a75f483b72027e441da1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6681db88bb6cabc2554e75b3d751268edba9ed52b04a75f483b72027e441da1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6681db88bb6cabc2554e75b3d751268edba9ed52b04a75f483b72027e441da1", kill_on_drop: false }`
[INFO] [stdout] b6681db88bb6cabc2554e75b3d751268edba9ed52b04a75f483b72027e441da1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7d03f5eda05520df0e91ef70ce5ce97ddc538ef3cd2961fa8da3d8f178c6b133
[INFO] running `Command { std: "docker" "start" "-a" "7d03f5eda05520df0e91ef70ce5ce97ddc538ef3cd2961fa8da3d8f178c6b133", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.2.0
[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<Hit>;
[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<Hit<'_>>;
[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<Hit> {
[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<Hit<'_>> {
[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<Hit> {
[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<Hit<'_>> {
[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 2.83s
[INFO] running `Command { std: "docker" "inspect" "7d03f5eda05520df0e91ef70ce5ce97ddc538ef3cd2961fa8da3d8f178c6b133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d03f5eda05520df0e91ef70ce5ce97ddc538ef3cd2961fa8da3d8f178c6b133", kill_on_drop: false }`
[INFO] [stdout] 7d03f5eda05520df0e91ef70ce5ce97ddc538ef3cd2961fa8da3d8f178c6b133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f522b34dc038d0fc5289b1a4618d710632d91e902f08ecab110cbb2bc9de29c2
[INFO] running `Command { std: "docker" "start" "-a" "f522b34dc038d0fc5289b1a4618d710632d91e902f08ecab110cbb2bc9de29c2", 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<Hit>;
[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<Hit<'_>>;
[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<Hit> {
[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<Hit<'_>> {
[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<Hit> {
[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<Hit<'_>> {
[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 0.40s
[INFO] running `Command { std: "docker" "inspect" "f522b34dc038d0fc5289b1a4618d710632d91e902f08ecab110cbb2bc9de29c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f522b34dc038d0fc5289b1a4618d710632d91e902f08ecab110cbb2bc9de29c2", kill_on_drop: false }`
[INFO] [stdout] f522b34dc038d0fc5289b1a4618d710632d91e902f08ecab110cbb2bc9de29c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4f3df7ec3b74f450679ab15302485e39127a5647ddb12221def3f428aa5cce7c
[INFO] running `Command { std: "docker" "start" "-a" "4f3df7ec3b74f450679ab15302485e39127a5647ddb12221def3f428aa5cce7c", 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<Hit>;
[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<Hit<'_>>;
[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<Hit> {
[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<Hit<'_>> {
[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<Hit> {
[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<Hit<'_>> {
[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 0.02s
[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" "4f3df7ec3b74f450679ab15302485e39127a5647ddb12221def3f428aa5cce7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f3df7ec3b74f450679ab15302485e39127a5647ddb12221def3f428aa5cce7c", kill_on_drop: false }`
[INFO] [stdout] 4f3df7ec3b74f450679ab15302485e39127a5647ddb12221def3f428aa5cce7c
