[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-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkWilds%2Frust_raytracer_in_a_weekend" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarkWilds/rust_raytracer_in_a_weekend on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-90/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-2022-04-10" "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-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 529d7f0cc0c8f409fd8853e7f19ec3154477b235e6d0d17fc98e1224303acc33
[INFO] running `Command { std: "docker" "start" "-a" "529d7f0cc0c8f409fd8853e7f19ec3154477b235e6d0d17fc98e1224303acc33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "529d7f0cc0c8f409fd8853e7f19ec3154477b235e6d0d17fc98e1224303acc33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "529d7f0cc0c8f409fd8853e7f19ec3154477b235e6d0d17fc98e1224303acc33", kill_on_drop: false }`
[INFO] [stdout] 529d7f0cc0c8f409fd8853e7f19ec3154477b235e6d0d17fc98e1224303acc33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 494647bbcf631e10d41e8ea260e1fda342b5eaa9cb4720ab0f7fad42ae01604f
[INFO] running `Command { std: "docker" "start" "-a" "494647bbcf631e10d41e8ea260e1fda342b5eaa9cb4720ab0f7fad42ae01604f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[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 15.49s
[INFO] running `Command { std: "docker" "inspect" "494647bbcf631e10d41e8ea260e1fda342b5eaa9cb4720ab0f7fad42ae01604f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "494647bbcf631e10d41e8ea260e1fda342b5eaa9cb4720ab0f7fad42ae01604f", kill_on_drop: false }`
[INFO] [stdout] 494647bbcf631e10d41e8ea260e1fda342b5eaa9cb4720ab0f7fad42ae01604f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85bcfe2bd608242b51eca4537e11551b1b150725c4510272a59259c9ceb60bd3
[INFO] running `Command { std: "docker" "start" "-a" "85bcfe2bd608242b51eca4537e11551b1b150725c4510272a59259c9ceb60bd3", 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 7.08s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/practice-471bbf28d592c094)
[INFO] running `Command { std: "docker" "inspect" "85bcfe2bd608242b51eca4537e11551b1b150725c4510272a59259c9ceb60bd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85bcfe2bd608242b51eca4537e11551b1b150725c4510272a59259c9ceb60bd3", kill_on_drop: false }`
[INFO] [stdout] 85bcfe2bd608242b51eca4537e11551b1b150725c4510272a59259c9ceb60bd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97e7f82431a3fedfae9bb86d925b5c03f8295b7442f47590f84865a49c35fa07
[INFO] running `Command { std: "docker" "start" "-a" "97e7f82431a3fedfae9bb86d925b5c03f8295b7442f47590f84865a49c35fa07", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/practice-471bbf28d592c094)
[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" "97e7f82431a3fedfae9bb86d925b5c03f8295b7442f47590f84865a49c35fa07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e7f82431a3fedfae9bb86d925b5c03f8295b7442f47590f84865a49c35fa07", kill_on_drop: false }`
[INFO] [stdout] 97e7f82431a3fedfae9bb86d925b5c03f8295b7442f47590f84865a49c35fa07