[INFO] cloning repository https://github.com/MarkWilds/rust_raytracer_in_a_weekend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarkWilds/rust_raytracer_in_a_weekend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkWilds%2Frust_raytracer_in_a_weekend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkWilds%2Frust_raytracer_in_a_weekend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecdba505fdcfa110ecddd16256449a59ffd433a1
[INFO] testing MarkWilds/rust_raytracer_in_a_weekend against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkWilds%2Frust_raytracer_in_a_weekend" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarkWilds/rust_raytracer_in_a_weekend on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarkWilds/rust_raytracer_in_a_weekend
[INFO] finished tweaking git repo https://github.com/MarkWilds/rust_raytracer_in_a_weekend
[INFO] tweaked toml for git repo https://github.com/MarkWilds/rust_raytracer_in_a_weekend written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/MarkWilds/rust_raytracer_in_a_weekend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b47f527a56f741250845308f29bebb95b799530bf6dae7d2ee3a84199381cbc
[INFO] running `Command { std: "docker" "start" "-a" "9b47f527a56f741250845308f29bebb95b799530bf6dae7d2ee3a84199381cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b47f527a56f741250845308f29bebb95b799530bf6dae7d2ee3a84199381cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b47f527a56f741250845308f29bebb95b799530bf6dae7d2ee3a84199381cbc", kill_on_drop: false }`
[INFO] [stdout] 9b47f527a56f741250845308f29bebb95b799530bf6dae7d2ee3a84199381cbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7344d73b2f938398672d90e47be82cea12175678fee2cb19529eb16663c896ed
[INFO] running `Command { std: "docker" "start" "-a" "7344d73b2f938398672d90e47be82cea12175678fee2cb19529eb16663c896ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[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 practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray_in`
[INFO] [stdout]   --> src/material.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ray_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray_in`
[INFO] [stdout]   --> src/material.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ray_in`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]   --> src/material.rs:83:37
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]   --> src/material.rs:83:54
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stdout]    |                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scattered_ray`
[INFO] [stdout]   --> src/material.rs:83:72
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]   --> src/camera.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     w: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.28s
[INFO] running `Command { std: "docker" "inspect" "7344d73b2f938398672d90e47be82cea12175678fee2cb19529eb16663c896ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7344d73b2f938398672d90e47be82cea12175678fee2cb19529eb16663c896ed", kill_on_drop: false }`
[INFO] [stdout] 7344d73b2f938398672d90e47be82cea12175678fee2cb19529eb16663c896ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a206cd8fb89dff4c1184c5d4a0a2e38dc0581b8ec42d2f372ebd932e393b33a
[INFO] running `Command { std: "docker" "start" "-a" "8a206cd8fb89dff4c1184c5d4a0a2e38dc0581b8ec42d2f372ebd932e393b33a", kill_on_drop: false }`
[INFO] [stderr]    Compiling practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray_in`
[INFO] [stdout]   --> src/material.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ray_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray_in`
[INFO] [stdout]   --> src/material.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ray_in`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]   --> src/material.rs:83:37
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]   --> src/material.rs:83:54
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stdout]    |                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scattered_ray`
[INFO] [stdout]   --> src/material.rs:83:72
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]   --> src/camera.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     w: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "8a206cd8fb89dff4c1184c5d4a0a2e38dc0581b8ec42d2f372ebd932e393b33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a206cd8fb89dff4c1184c5d4a0a2e38dc0581b8ec42d2f372ebd932e393b33a", kill_on_drop: false }`
[INFO] [stdout] 8a206cd8fb89dff4c1184c5d4a0a2e38dc0581b8ec42d2f372ebd932e393b33a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dfcf74ddcd16aa2e95cebb6f8b38a2187cf56138eb671b54de5b2833192f20ca
[INFO] running `Command { std: "docker" "start" "-a" "dfcf74ddcd16aa2e95cebb6f8b38a2187cf56138eb671b54de5b2833192f20ca", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::borrow::Borrow;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/material.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stderr]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ray_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/material.rs:83:23
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stderr]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ray_in`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit`
[INFO] [stderr]   --> src/material.rs:83:37
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stderr]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color`
[INFO] [stderr]   --> src/material.rs:83:54
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stderr]    |                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scattered_ray`
[INFO] [stderr]   --> src/material.rs:83:72
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn scatter(&self, ray_in: &Ray, hit: &HitRecord, color: &mut Vec3, scattered_ray: &mut Ray) -> bool {
[INFO] [stderr]    |                                                                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `w`
[INFO] [stderr]   --> src/camera.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     w: Vec3,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `practice` (bin "practice" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/practice-96dd688585c0e921)
[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" "dfcf74ddcd16aa2e95cebb6f8b38a2187cf56138eb671b54de5b2833192f20ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfcf74ddcd16aa2e95cebb6f8b38a2187cf56138eb671b54de5b2833192f20ca", kill_on_drop: false }`
[INFO] [stdout] dfcf74ddcd16aa2e95cebb6f8b38a2187cf56138eb671b54de5b2833192f20ca