[INFO] cloning repository https://github.com/matejur/ray_tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matejur/ray_tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatejur%2Fray_tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatejur%2Fray_tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e17101ece8fe227eba0eca18f4bf178fae8ddbae
[INFO] testing matejur/ray_tracer against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatejur%2Fray_tracer" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/matejur/ray_tracer
[INFO] finished tweaking git repo https://github.com/matejur/ray_tracer
[INFO] tweaked toml for git repo https://github.com/matejur/ray_tracer written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/matejur/ray_tracer on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/matejur/ray_tracer 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d61a1cffa726b05fe33366a160afbb62ea34dab9168280d6f70ba81982de57ac
[INFO] running `Command { std: "docker" "start" "-a" "d61a1cffa726b05fe33366a160afbb62ea34dab9168280d6f70ba81982de57ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d61a1cffa726b05fe33366a160afbb62ea34dab9168280d6f70ba81982de57ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61a1cffa726b05fe33366a160afbb62ea34dab9168280d6f70ba81982de57ac", kill_on_drop: false }`
[INFO] [stdout] d61a1cffa726b05fe33366a160afbb62ea34dab9168280d6f70ba81982de57ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56f588d377c8795ca225a7e7a95c006f43a8e8047c2e9c100d1527c173ccd697
[INFO] running `Command { std: "docker" "start" "-a" "56f588d377c8795ca225a7e7a95c006f43a8e8047c2e9c100d1527c173ccd697", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/material.rs:26:40
[INFO] [stdout]    |
[INFO] [stdout] 26 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                        ^ help: try ignoring the field: `t: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `front_face`
[INFO] [stdout]   --> src/material.rs:26:51
[INFO] [stdout]    |
[INFO] [stdout] 26 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                                   ^^^^^^^^^^ help: try ignoring the field: `front_face: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]   --> src/material.rs:26:63
[INFO] [stdout]    |
[INFO] [stdout] 26 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                                               ^^^^^^^^ help: try ignoring the field: `material: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn scatter(&self, ray: &Ray, record: &HitRecord) -> MaterialData {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/material.rs:55:40
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                        ^ help: try ignoring the field: `t: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `front_face`
[INFO] [stdout]   --> src/material.rs:55:51
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                                   ^^^^^^^^^^ help: try ignoring the field: `front_face: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]   --> src/material.rs:55:63
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                                               ^^^^^^^^ help: try ignoring the field: `material: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/material.rs:89:40
[INFO] [stdout]    |
[INFO] [stdout] 89 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                        ^ help: try ignoring the field: `t: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]   --> src/material.rs:89:63
[INFO] [stdout]    |
[INFO] [stdout] 89 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                                               ^^^^^^^^ help: try ignoring the field: `material: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `point`
[INFO] [stdout]   --> src/main.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |             point,
[INFO] [stdout]    |             ^^^^^ help: try ignoring the field: `point: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `normal`
[INFO] [stdout]   --> src/main.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             normal,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `normal: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]   --> src/hittable.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl<'a> HittableList<'a> {
[INFO] [stdout]    | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `degrees_to_radians` is never used
[INFO] [stdout]   --> src/utility.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn degrees_to_radians(degrees: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/hittable.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord;
[INFO] [stdout]    |            ^^^^^ this lifetime flows to the output      --------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord<'_>;
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/hittable.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord {
[INFO] [stdout]    |            ^^^^^ this lifetime flows to the output      --------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord<'_> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/sphere.rs:10:54
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(center: Vec3, radius: f64, material: &'a impl Material) -> Sphere {
[INFO] [stdout]    |                                                      ^^                   ------ the lifetime gets resolved as `'a`
[INFO] [stdout]    |                                                      |
[INFO] [stdout]    |                                                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(center: Vec3, radius: f64, material: &'a impl Material) -> Sphere<'a> {
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/sphere.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord {
[INFO] [stdout]    |            ^^^^^ this lifetime flows to the output      --------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord<'_> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "56f588d377c8795ca225a7e7a95c006f43a8e8047c2e9c100d1527c173ccd697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f588d377c8795ca225a7e7a95c006f43a8e8047c2e9c100d1527c173ccd697", kill_on_drop: false }`
[INFO] [stdout] 56f588d377c8795ca225a7e7a95c006f43a8e8047c2e9c100d1527c173ccd697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75b0f1e63246e79b6ccde49755f0b099110978e43d6803e880028d4b22796484
[INFO] running `Command { std: "docker" "start" "-a" "75b0f1e63246e79b6ccde49755f0b099110978e43d6803e880028d4b22796484", kill_on_drop: false }`
[INFO] [stderr]    Compiling ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/material.rs:26:40
[INFO] [stdout]    |
[INFO] [stdout] 26 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                        ^ help: try ignoring the field: `t: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `front_face`
[INFO] [stdout]   --> src/material.rs:26:51
[INFO] [stdout]    |
[INFO] [stdout] 26 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                                   ^^^^^^^^^^ help: try ignoring the field: `front_face: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]   --> src/material.rs:26:63
[INFO] [stdout]    |
[INFO] [stdout] 26 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                                               ^^^^^^^^ help: try ignoring the field: `material: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn scatter(&self, ray: &Ray, record: &HitRecord) -> MaterialData {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/material.rs:55:40
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                        ^ help: try ignoring the field: `t: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `front_face`
[INFO] [stdout]   --> src/material.rs:55:51
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                                   ^^^^^^^^^^ help: try ignoring the field: `front_face: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]   --> src/material.rs:55:63
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                                               ^^^^^^^^ help: try ignoring the field: `material: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/material.rs:89:40
[INFO] [stdout]    |
[INFO] [stdout] 89 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                        ^ help: try ignoring the field: `t: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]   --> src/material.rs:89:63
[INFO] [stdout]    |
[INFO] [stdout] 89 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stdout]    |                                                               ^^^^^^^^ help: try ignoring the field: `material: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `point`
[INFO] [stdout]   --> src/main.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |             point,
[INFO] [stdout]    |             ^^^^^ help: try ignoring the field: `point: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `normal`
[INFO] [stdout]   --> src/main.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             normal,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `normal: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]   --> src/hittable.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl<'a> HittableList<'a> {
[INFO] [stdout]    | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `degrees_to_radians` is never used
[INFO] [stdout]   --> src/utility.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn degrees_to_radians(degrees: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/hittable.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord;
[INFO] [stdout]    |            ^^^^^ this lifetime flows to the output      --------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord<'_>;
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/hittable.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord {
[INFO] [stdout]    |            ^^^^^ this lifetime flows to the output      --------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord<'_> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/sphere.rs:10:54
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(center: Vec3, radius: f64, material: &'a impl Material) -> Sphere {
[INFO] [stdout]    |                                                      ^^                   ------ the lifetime gets resolved as `'a`
[INFO] [stdout]    |                                                      |
[INFO] [stdout]    |                                                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(center: Vec3, radius: f64, material: &'a impl Material) -> Sphere<'a> {
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/sphere.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord {
[INFO] [stdout]    |            ^^^^^ this lifetime flows to the output      --------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord<'_> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "75b0f1e63246e79b6ccde49755f0b099110978e43d6803e880028d4b22796484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b0f1e63246e79b6ccde49755f0b099110978e43d6803e880028d4b22796484", kill_on_drop: false }`
[INFO] [stdout] 75b0f1e63246e79b6ccde49755f0b099110978e43d6803e880028d4b22796484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f499f7fdf4fddac8c6400c3c5f6bb38abac17decf241c7e9da2ba5cc1830223
[INFO] running `Command { std: "docker" "start" "-a" "7f499f7fdf4fddac8c6400c3c5f6bb38abac17decf241c7e9da2ba5cc1830223", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/material.rs:26:40
[INFO] [stderr]    |
[INFO] [stderr] 26 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stderr]    |                                        ^ help: try ignoring the field: `t: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `front_face`
[INFO] [stderr]   --> src/material.rs:26:51
[INFO] [stderr]    |
[INFO] [stderr] 26 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stderr]    |                                                   ^^^^^^^^^^ help: try ignoring the field: `front_face: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `material`
[INFO] [stderr]   --> src/material.rs:26:63
[INFO] [stderr]    |
[INFO] [stderr] 26 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stderr]    |                                                               ^^^^^^^^ help: try ignoring the field: `material: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/material.rs:25:23
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn scatter(&self, ray: &Ray, record: &HitRecord) -> MaterialData {
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/material.rs:55:40
[INFO] [stderr]    |
[INFO] [stderr] 55 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stderr]    |                                        ^ help: try ignoring the field: `t: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `front_face`
[INFO] [stderr]   --> src/material.rs:55:51
[INFO] [stderr]    |
[INFO] [stderr] 55 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stderr]    |                                                   ^^^^^^^^^^ help: try ignoring the field: `front_face: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `material`
[INFO] [stderr]   --> src/material.rs:55:63
[INFO] [stderr]    |
[INFO] [stderr] 55 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stderr]    |                                                               ^^^^^^^^ help: try ignoring the field: `material: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/material.rs:89:40
[INFO] [stderr]    |
[INFO] [stderr] 89 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stderr]    |                                        ^ help: try ignoring the field: `t: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `material`
[INFO] [stderr]   --> src/material.rs:89:63
[INFO] [stderr]    |
[INFO] [stderr] 89 |         if let HitRecord::Hit { point, t, normal, front_face, material } = record {
[INFO] [stderr]    |                                                               ^^^^^^^^ help: try ignoring the field: `material: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `point`
[INFO] [stderr]   --> src/main.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             point,
[INFO] [stderr]    |             ^^^^^ help: try ignoring the field: `point: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `normal`
[INFO] [stderr]   --> src/main.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             normal,
[INFO] [stderr]    |             ^^^^^^ help: try ignoring the field: `normal: _`
[INFO] [stderr] 
[INFO] [stderr] warning: method `clear` is never used
[INFO] [stderr]   --> src/hittable.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | impl<'a> HittableList<'a> {
[INFO] [stderr]    | ------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 31 |     pub fn clear(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `degrees_to_radians` is never used
[INFO] [stderr]   --> src/utility.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn degrees_to_radians(degrees: f64) -> f64 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/hittable.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord;
[INFO] [stderr]    |            ^^^^^ this lifetime flows to the output      --------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord<'_>;
[INFO] [stderr]    |                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/hittable.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord {
[INFO] [stderr]    |            ^^^^^ this lifetime flows to the output      --------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord<'_> {
[INFO] [stderr]    |                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/sphere.rs:10:54
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(center: Vec3, radius: f64, material: &'a impl Material) -> Sphere {
[INFO] [stderr]    |                                                      ^^                   ------ the lifetime gets resolved as `'a`
[INFO] [stderr]    |                                                      |
[INFO] [stderr]    |                                                      this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(center: Vec3, radius: f64, material: &'a impl Material) -> Sphere<'a> {
[INFO] [stderr]    |                                                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/sphere.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord {
[INFO] [stderr]    |            ^^^^^ this lifetime flows to the output      --------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn hit(&self, ray: &Ray, t_min: f64, t_max: f64) -> HitRecord<'_> {
[INFO] [stderr]    |                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `ray_tracer` (bin "ray_tracer" test) generated 17 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ray_tracer-1e47908e7b4bbfc0)
[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" "7f499f7fdf4fddac8c6400c3c5f6bb38abac17decf241c7e9da2ba5cc1830223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f499f7fdf4fddac8c6400c3c5f6bb38abac17decf241c7e9da2ba5cc1830223", kill_on_drop: false }`
[INFO] [stdout] 7f499f7fdf4fddac8c6400c3c5f6bb38abac17decf241c7e9da2ba5cc1830223
