[INFO] cloning repository https://github.com/superphunthyme/raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/superphunthyme/raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperphunthyme%2Fraytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperphunthyme%2Fraytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 763b4c60b7f20f608e2b8ec5222f4a4ad3324261
[INFO] checking superphunthyme/raytracer against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperphunthyme%2Fraytracer" "/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/superphunthyme/raytracer on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/superphunthyme/raytracer
[INFO] finished tweaking git repo https://github.com/superphunthyme/raytracer
[INFO] tweaked toml for git repo https://github.com/superphunthyme/raytracer written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/superphunthyme/raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91a395574bb76d499eb29f5c5706b6c97f591e2177f305abf3fa6372a3245ec5
[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" "91a395574bb76d499eb29f5c5706b6c97f591e2177f305abf3fa6372a3245ec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91a395574bb76d499eb29f5c5706b6c97f591e2177f305abf3fa6372a3245ec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91a395574bb76d499eb29f5c5706b6c97f591e2177f305abf3fa6372a3245ec5", kill_on_drop: false }`
[INFO] [stdout] 91a395574bb76d499eb29f5c5706b6c97f591e2177f305abf3fa6372a3245ec5
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f12ba60e3bc1a6dfca95a4f6c80be5a00bf0c2a889da9e54ff686ad96dc72bf8
[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" "f12ba60e3bc1a6dfca95a4f6c80be5a00bf0c2a889da9e54ff686ad96dc72bf8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling num-traits v0.2.7
[INFO] [stderr]    Compiling num-integer v0.1.40
[INFO] [stderr]    Compiling num-iter v0.1.38
[INFO] [stderr]     Checking gif v0.10.2
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking rand_pcg v0.1.1
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.1
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/hitable.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn len(&mut self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/hitable.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn len(&mut self) -> usize {
[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/triangle.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(v1: Vector3, v2: Vector3, v3: Vector3, material: Material) -> Triangle {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.59s
[INFO] running `Command { std: "docker" "inspect" "f12ba60e3bc1a6dfca95a4f6c80be5a00bf0c2a889da9e54ff686ad96dc72bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f12ba60e3bc1a6dfca95a4f6c80be5a00bf0c2a889da9e54ff686ad96dc72bf8", kill_on_drop: false }`
[INFO] [stdout] f12ba60e3bc1a6dfca95a4f6c80be5a00bf0c2a889da9e54ff686ad96dc72bf8