[INFO] cloning repository https://github.com/StevenYeu/ray-tracing-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StevenYeu/ray-tracing-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStevenYeu%2Fray-tracing-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStevenYeu%2Fray-tracing-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d98859f7c15ebdcdfb421774088a789b848edeeb
[INFO] checking StevenYeu/ray-tracing-rust against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStevenYeu%2Fray-tracing-rust" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StevenYeu/ray-tracing-rust on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/StevenYeu/ray-tracing-rust
[INFO] finished tweaking git repo https://github.com/StevenYeu/ray-tracing-rust
[INFO] tweaked toml for git repo https://github.com/StevenYeu/ray-tracing-rust written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/StevenYeu/ray-tracing-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84239c9b8ada3026c47b07d03bdded746bd424957876c2a4fed678f890a8d148
[INFO] running `Command { std: "docker" "start" "-a" "84239c9b8ada3026c47b07d03bdded746bd424957876c2a4fed678f890a8d148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84239c9b8ada3026c47b07d03bdded746bd424957876c2a4fed678f890a8d148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84239c9b8ada3026c47b07d03bdded746bd424957876c2a4fed678f890a8d148", kill_on_drop: false }`
[INFO] [stdout] 84239c9b8ada3026c47b07d03bdded746bd424957876c2a4fed678f890a8d148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6a717deaf3efbbd54a8f17de4959dda8369ebe86a56e8cb2dc13aaded9a83bc
[INFO] running `Command { std: "docker" "start" "-a" "a6a717deaf3efbbd54a8f17de4959dda8369ebe86a56e8cb2dc13aaded9a83bc", kill_on_drop: false }`
[INFO] [stderr]     Checking ray-tracing-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::hittable`
[INFO] [stdout]  --> src/graphics/sphere.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::hittable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::hittable`
[INFO] [stdout]  --> src/graphics/sphere.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::hittable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Sphere`
[INFO] [stdout]  --> src/graphics/sphere.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Sphere {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/graphics/sphere.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub fn new(cen: Point, r: f64) -> Sphere {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Sphere`
[INFO] [stdout]  --> src/graphics/sphere.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Sphere {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/graphics/sphere.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub fn new(cen: Point, r: f64) -> Sphere {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "a6a717deaf3efbbd54a8f17de4959dda8369ebe86a56e8cb2dc13aaded9a83bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a717deaf3efbbd54a8f17de4959dda8369ebe86a56e8cb2dc13aaded9a83bc", kill_on_drop: false }`
[INFO] [stdout] a6a717deaf3efbbd54a8f17de4959dda8369ebe86a56e8cb2dc13aaded9a83bc