[INFO] cloning repository https://github.com/cesar-barata/raytracing-weekend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cesar-barata/raytracing-weekend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesar-barata%2Fraytracing-weekend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesar-barata%2Fraytracing-weekend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b32a14d8ce5a5c2f2485c94ab10ad7c1d1bcb33
[INFO] checking cesar-barata/raytracing-weekend against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesar-barata%2Fraytracing-weekend" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cesar-barata/raytracing-weekend on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cesar-barata/raytracing-weekend
[INFO] finished tweaking git repo https://github.com/cesar-barata/raytracing-weekend
[INFO] tweaked toml for git repo https://github.com/cesar-barata/raytracing-weekend written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/cesar-barata/raytracing-weekend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 688d2206badcbbe81fd00a64f5ca5c7908be361f1c1eacc669be3974485fa5b5
[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" "688d2206badcbbe81fd00a64f5ca5c7908be361f1c1eacc669be3974485fa5b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "688d2206badcbbe81fd00a64f5ca5c7908be361f1c1eacc669be3974485fa5b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688d2206badcbbe81fd00a64f5ca5c7908be361f1c1eacc669be3974485fa5b5", kill_on_drop: false }`
[INFO] [stdout] 688d2206badcbbe81fd00a64f5ca5c7908be361f1c1eacc669be3974485fa5b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 37ec02c35797c29075b1b91d58bdf609e06e7a6272771837d4085e1b30abd82c
[INFO] running `Command { std: "docker" "start" "-a" "37ec02c35797c29075b1b91d58bdf609e06e7a6272771837d4085e1b30abd82c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking raytracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `focal_length`
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let focal_length = 1.0;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_focal_length`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lower_left_corner`
[INFO] [stdout]   --> src/main.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let lower_left_corner = origin - horizontal/2f64 - vertical/2f64;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lower_left_corner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `origin`
[INFO] [stdout]  --> src/ray.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     origin: Point3D,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `direction`
[INFO] [stdout]  --> src/ray.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     direction: Vector<f64>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ray.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(origin: Point3D, direction: Vector<f64>) -> Ray {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `origin`
[INFO] [stdout]   --> src/ray.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn origin(&self) -> &Point3D {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `direction`
[INFO] [stdout]   --> src/ray.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn direction(&self) -> &Vector<f64> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `at`
[INFO] [stdout]   --> src/ray.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn at(self, t: f64) -> Point3D {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `color`
[INFO] [stdout]   --> src/ray.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn color(&self) -> Color {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `focal_length`
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let focal_length = 1.0;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_focal_length`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lower_left_corner`
[INFO] [stdout]   --> src/main.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let lower_left_corner = origin - horizontal/2f64 - vertical/2f64;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lower_left_corner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `origin`
[INFO] [stdout]  --> src/ray.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     origin: Point3D,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `direction`
[INFO] [stdout]  --> src/ray.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     direction: Vector<f64>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ray.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(origin: Point3D, direction: Vector<f64>) -> Ray {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `origin`
[INFO] [stdout]   --> src/ray.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn origin(&self) -> &Point3D {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `direction`
[INFO] [stdout]   --> src/ray.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn direction(&self) -> &Vector<f64> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `at`
[INFO] [stdout]   --> src/ray.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn at(self, t: f64) -> Point3D {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `color`
[INFO] [stdout]   --> src/ray.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn color(&self) -> Color {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.03s
[INFO] running `Command { std: "docker" "inspect" "37ec02c35797c29075b1b91d58bdf609e06e7a6272771837d4085e1b30abd82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37ec02c35797c29075b1b91d58bdf609e06e7a6272771837d4085e1b30abd82c", kill_on_drop: false }`
[INFO] [stdout] 37ec02c35797c29075b1b91d58bdf609e06e7a6272771837d4085e1b30abd82c