[INFO] cloning repository https://github.com/finnegantdewitt/ray_tracing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/finnegantdewitt/ray_tracing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinnegantdewitt%2Fray_tracing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinnegantdewitt%2Fray_tracing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8aab214119a136c481eeb9aa9efff06c9d911a23
[INFO] building finnegantdewitt/ray_tracing against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinnegantdewitt%2Fray_tracing" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/finnegantdewitt/ray_tracing on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/finnegantdewitt/ray_tracing
[INFO] finished tweaking git repo https://github.com/finnegantdewitt/ray_tracing
[INFO] tweaked toml for git repo https://github.com/finnegantdewitt/ray_tracing written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/finnegantdewitt/ray_tracing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a76c65ff3b6ba968dc78ba8cdce920372e7e2e73879939bac598079d0b107f59
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a76c65ff3b6ba968dc78ba8cdce920372e7e2e73879939bac598079d0b107f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a76c65ff3b6ba968dc78ba8cdce920372e7e2e73879939bac598079d0b107f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76c65ff3b6ba968dc78ba8cdce920372e7e2e73879939bac598079d0b107f59", kill_on_drop: false }`
[INFO] [stdout] a76c65ff3b6ba968dc78ba8cdce920372e7e2e73879939bac598079d0b107f59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf04cf785966a165cd237fa880a732df40695ab0edff0026b571d4a9da27a514
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf04cf785966a165cd237fa880a732df40695ab0edff0026b571d4a9da27a514", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling ray_tracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::utils::*`
[INFO] [stdout]  --> src/camera.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utils::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `material::*`
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use material::*;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0038]: the trait `material::Material` cannot be made into an object
[INFO] [stdout]  --> src/hittable.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub mat_ptr: Rc<dyn Material>,
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^ `material::Material` cannot be made into an object
[INFO] [stdout]   |
[INFO] [stdout] note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
[INFO] [stdout]  --> src/material.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait Material {
[INFO] [stdout]   |           -------- this trait cannot be made into an object...
[INFO] [stdout] 6 |     fn scatter(r_in: &Ray, rec: &HitRecord, attenuation: &Color, scattered: &Ray) -> bool;
[INFO] [stdout]   |        ^^^^^^^ ...because associated function `scatter` has no `self` parameter
[INFO] [stdout] help: consider turning `scatter` into a method by giving it a `&self` argument
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord, attenuation: &Color, scattered: &Ray) -> bool;
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout] help: alternatively, consider constraining `scatter` so it does not apply to trait objects
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn scatter(r_in: &Ray, rec: &HitRecord, attenuation: &Color, scattered: &Ray) -> bool where Self: Sized;
[INFO] [stdout]   |                                                                                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0038`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ray_tracing`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "cf04cf785966a165cd237fa880a732df40695ab0edff0026b571d4a9da27a514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf04cf785966a165cd237fa880a732df40695ab0edff0026b571d4a9da27a514", kill_on_drop: false }`
[INFO] [stdout] cf04cf785966a165cd237fa880a732df40695ab0edff0026b571d4a9da27a514
