[INFO] cloning repository https://github.com/tristan-jl/ray-tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tristan-jl/ray-tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftristan-jl%2Fray-tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftristan-jl%2Fray-tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4991b339c1f587620bf89aa628db8e539098ba0
[INFO] testing tristan-jl/ray-tracer against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftristan-jl%2Fray-tracer" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tristan-jl/ray-tracer on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tristan-jl/ray-tracer
[INFO] finished tweaking git repo https://github.com/tristan-jl/ray-tracer
[INFO] tweaked toml for git repo https://github.com/tristan-jl/ray-tracer written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/tristan-jl/ray-tracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2fcb1e0556fb47c8e6fcb780831a1da837be6b1b96864a7cc30d760920d9a35
[INFO] running `Command { std: "docker" "start" "-a" "a2fcb1e0556fb47c8e6fcb780831a1da837be6b1b96864a7cc30d760920d9a35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2fcb1e0556fb47c8e6fcb780831a1da837be6b1b96864a7cc30d760920d9a35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2fcb1e0556fb47c8e6fcb780831a1da837be6b1b96864a7cc30d760920d9a35", kill_on_drop: false }`
[INFO] [stdout] a2fcb1e0556fb47c8e6fcb780831a1da837be6b1b96864a7cc30d760920d9a35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9303a9f74a66c846b6076394c35834d987d333bb127e644034b0d627389ca8ad
[INFO] running `Command { std: "docker" "start" "-a" "9303a9f74a66c846b6076394c35834d987d333bb127e644034b0d627389ca8ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ray-tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `JoinHandle`, `self`
[INFO] [stdout]   --> src/main.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::thread::{self, JoinHandle};
[INFO] [stdout]    |                   ^^^^  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]   --> src/camera.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     w: Vec3,
[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: `from`
[INFO] [stdout]   --> src/image.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn from(r: i32, g: i32, b: i32) -> Pixel {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_tuple`
[INFO] [stdout]   --> src/image.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn to_tuple(&self) -> (i32, i32, i32) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/objects/hittable_list.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random_in_hemisphere`
[INFO] [stdout]   --> src/vec3.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn random_in_hemisphere(normal: Self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.86s
[INFO] running `Command { std: "docker" "inspect" "9303a9f74a66c846b6076394c35834d987d333bb127e644034b0d627389ca8ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9303a9f74a66c846b6076394c35834d987d333bb127e644034b0d627389ca8ad", kill_on_drop: false }`
[INFO] [stdout] 9303a9f74a66c846b6076394c35834d987d333bb127e644034b0d627389ca8ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e1c6681db3629ee0f80c161f54f2be684191bdfe54bd58064acd69914346654
[INFO] running `Command { std: "docker" "start" "-a" "3e1c6681db3629ee0f80c161f54f2be684191bdfe54bd58064acd69914346654", kill_on_drop: false }`
[INFO] [stderr]    Compiling ray-tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `JoinHandle`, `self`
[INFO] [stdout]   --> src/main.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::thread::{self, JoinHandle};
[INFO] [stdout]    |                   ^^^^  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]   --> src/camera.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     w: Vec3,
[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: `from`
[INFO] [stdout]   --> src/image.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn from(r: i32, g: i32, b: i32) -> Pixel {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_tuple`
[INFO] [stdout]   --> src/image.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn to_tuple(&self) -> (i32, i32, i32) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/objects/hittable_list.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random_in_hemisphere`
[INFO] [stdout]   --> src/vec3.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn random_in_hemisphere(normal: Self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "3e1c6681db3629ee0f80c161f54f2be684191bdfe54bd58064acd69914346654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e1c6681db3629ee0f80c161f54f2be684191bdfe54bd58064acd69914346654", kill_on_drop: false }`
[INFO] [stdout] 3e1c6681db3629ee0f80c161f54f2be684191bdfe54bd58064acd69914346654
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 53bc474cc60ba6bb2db6378b1bf78390a0f01258520e95465291bbfa96fbff06
[INFO] running `Command { std: "docker" "start" "-a" "53bc474cc60ba6bb2db6378b1bf78390a0f01258520e95465291bbfa96fbff06", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `JoinHandle`, `self`
[INFO] [stderr]   --> src/main.rs:18:19
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::thread::{self, JoinHandle};
[INFO] [stderr]    |                   ^^^^  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `w`
[INFO] [stderr]   --> src/camera.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     w: Vec3,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from`
[INFO] [stderr]   --> src/image.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn from(r: i32, g: i32, b: i32) -> Pixel {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_tuple`
[INFO] [stderr]   --> src/image.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn to_tuple(&self) -> (i32, i32, i32) {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `clear`
[INFO] [stderr]   --> src/objects/hittable_list.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn clear(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `random_in_hemisphere`
[INFO] [stderr]   --> src/vec3.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn random_in_hemisphere(normal: Self) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ray-tracer` (bin "ray-tracer" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ray_tracer-a56c25ce09dcea54)
[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" "53bc474cc60ba6bb2db6378b1bf78390a0f01258520e95465291bbfa96fbff06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53bc474cc60ba6bb2db6378b1bf78390a0f01258520e95465291bbfa96fbff06", kill_on_drop: false }`
[INFO] [stdout] 53bc474cc60ba6bb2db6378b1bf78390a0f01258520e95465291bbfa96fbff06