[INFO] cloning repository https://github.com/bcomb/hello-rust-raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bcomb/hello-rust-raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcomb%2Fhello-rust-raytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcomb%2Fhello-rust-raytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 382cc9533985d2d1bdcc3241c1e96936da44167e
[INFO] checking bcomb/hello-rust-raytracer against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcomb%2Fhello-rust-raytracer" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bcomb/hello-rust-raytracer on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bcomb/hello-rust-raytracer
[INFO] finished tweaking git repo https://github.com/bcomb/hello-rust-raytracer
[INFO] tweaked toml for git repo https://github.com/bcomb/hello-rust-raytracer written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bcomb/hello-rust-raytracer 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rgb v0.8.12
[INFO] [stderr]   Downloaded lodepng v2.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 979f3b5eabb26dea00a7eb58c16833b7112acf1f1abafdbabd2e33ae4efe3f92
[INFO] running `Command { std: "docker" "start" "-a" "979f3b5eabb26dea00a7eb58c16833b7112acf1f1abafdbabd2e33ae4efe3f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "979f3b5eabb26dea00a7eb58c16833b7112acf1f1abafdbabd2e33ae4efe3f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "979f3b5eabb26dea00a7eb58c16833b7112acf1f1abafdbabd2e33ae4efe3f92", kill_on_drop: false }`
[INFO] [stdout] 979f3b5eabb26dea00a7eb58c16833b7112acf1f1abafdbabd2e33ae4efe3f92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b39496c401bc73575a82b9b8dad219322e614e305d7a9440072129d9166a370
[INFO] running `Command { std: "docker" "start" "-a" "6b39496c401bc73575a82b9b8dad219322e614e305d7a9440072129d9166a370", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking rgb v0.8.12
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking lodepng v2.4.2
[INFO] [stderr]     Checking hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn compute_color(scene: &Vec<Box<Hitable>>, ray: &Ray, depth: i32) -> Vec3 {
[INFO] [stdout]    |                                  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn compute_color(scene: &Vec<Box<dyn Hitable>>, ray: &Ray, depth: i32) -> Vec3 {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:30:30
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn random_scene() -> Vec<Box<Hitable>> {
[INFO] [stdout]    |                              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn random_scene() -> Vec<Box<dyn Hitable>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/core/sphere.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     material: Rc<Material>
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     material: Rc<dyn Material>
[INFO] [stdout]   |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/core/hitable.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub material: &'a Material      // material of the hit surface
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub material: &'a dyn Material      // material of the hit surface
[INFO] [stdout]   |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn compute_color(scene: &Vec<Box<Hitable>>, ray: &Ray, depth: i32) -> Vec3 {
[INFO] [stdout]    |                                  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn compute_color(scene: &Vec<Box<dyn Hitable>>, ray: &Ray, depth: i32) -> Vec3 {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:30:30
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn random_scene() -> Vec<Box<Hitable>> {
[INFO] [stdout]    |                              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn random_scene() -> Vec<Box<dyn Hitable>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/core/sphere.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     material: Rc<Material>
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     material: Rc<dyn Material>
[INFO] [stdout]   |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/core/hitable.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub material: &'a Material      // material of the hit surface
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub material: &'a dyn Material      // material of the hit surface
[INFO] [stdout]   |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/sphere.rs:13:56
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(center: Vec3, radius: f32, material: Rc<Material>) -> Sphere {
[INFO] [stdout]    |                                                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(center: Vec3, radius: f32, material: Rc<dyn Material>) -> Sphere {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/hitable.rs:17:42
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn closest_hit<'a>(list: &'a Vec<Box<Hitable>>,r: &Ray, tmin: f32, tmax: f32 ) -> Option<HitRecord<'a> > {
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn closest_hit<'a>(list: &'a Vec<Box<dyn Hitable>>,r: &Ray, tmin: f32, tmax: f32 ) -> Option<HitRecord<'a> > {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/sphere.rs:13:56
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(center: Vec3, radius: f32, material: Rc<Material>) -> Sphere {
[INFO] [stdout]    |                                                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(center: Vec3, radius: f32, material: Rc<dyn Material>) -> Sphere {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/hitable.rs:17:42
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn closest_hit<'a>(list: &'a Vec<Box<Hitable>>,r: &Ray, tmin: f32, tmax: f32 ) -> Option<HitRecord<'a> > {
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn closest_hit<'a>(list: &'a Vec<Box<dyn Hitable>>,r: &Ray, tmin: f32, tmax: f32 ) -> Option<HitRecord<'a> > {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:31:29
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut scene : Vec<Box<Hitable>> = Vec::with_capacity(500);
[INFO] [stdout]    |                             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut scene : Vec<Box<dyn Hitable>> = Vec::with_capacity(500);
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `lerp` found for struct `vec3::Vec3` in the current scope
[INFO] [stdout]    --> src/core/vec3.rs:275:22
[INFO] [stdout]     |
[INFO] [stdout] 7   | pub struct Vec3 {
[INFO] [stdout]     | --------------- function or associated item `lerp` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 275 |     assert_eq!(Vec3::lerp(&a,&b,0.0), lerp_0);
[INFO] [stdout]     |                      ^^^^ function or associated item not found in `vec3::Vec3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `lerp` found for struct `vec3::Vec3` in the current scope
[INFO] [stdout]    --> src/core/vec3.rs:276:22
[INFO] [stdout]     |
[INFO] [stdout] 7   | pub struct Vec3 {
[INFO] [stdout]     | --------------- function or associated item `lerp` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 276 |     assert_eq!(Vec3::lerp(&a,&b,0.5), lerp_05);
[INFO] [stdout]     |                      ^^^^ function or associated item not found in `vec3::Vec3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `lerp` found for struct `vec3::Vec3` in the current scope
[INFO] [stdout]    --> src/core/vec3.rs:277:22
[INFO] [stdout]     |
[INFO] [stdout] 7   | pub struct Vec3 {
[INFO] [stdout]     | --------------- function or associated item `lerp` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 277 |     assert_eq!(Vec3::lerp(&a,&b,1.0), lerp_1);
[INFO] [stdout]     |                      ^^^^ function or associated item not found in `vec3::Vec3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:31:29
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut scene : Vec<Box<Hitable>> = Vec::with_capacity(500);
[INFO] [stdout]    |                             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut scene : Vec<Box<dyn Hitable>> = Vec::with_capacity(500);
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello-rust` (bin "hello-rust" test) due to 4 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6b39496c401bc73575a82b9b8dad219322e614e305d7a9440072129d9166a370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b39496c401bc73575a82b9b8dad219322e614e305d7a9440072129d9166a370", kill_on_drop: false }`
[INFO] [stdout] 6b39496c401bc73575a82b9b8dad219322e614e305d7a9440072129d9166a370
