[INFO] cloning repository https://github.com/dhelper/RustRayTracing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dhelper/RustRayTracing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhelper%2FRustRayTracing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhelper%2FRustRayTracing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6412840a885d15e19ad9705b8476b0c81b0192db
[INFO] checking dhelper/RustRayTracing against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhelper%2FRustRayTracing" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dhelper/RustRayTracing 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/dhelper/RustRayTracing
[INFO] finished tweaking git repo https://github.com/dhelper/RustRayTracing
[INFO] tweaked toml for git repo https://github.com/dhelper/RustRayTracing written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dhelper/RustRayTracing 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cc3a250dc870e04f2f4d1f9a4a5458b4b3fb1a9b58eb4b41eee9f06c9c129ea
[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" "6cc3a250dc870e04f2f4d1f9a4a5458b4b3fb1a9b58eb4b41eee9f06c9c129ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cc3a250dc870e04f2f4d1f9a4a5458b4b3fb1a9b58eb4b41eee9f06c9c129ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cc3a250dc870e04f2f4d1f9a4a5458b4b3fb1a9b58eb4b41eee9f06c9c129ea", kill_on_drop: false }`
[INFO] [stdout] 6cc3a250dc870e04f2f4d1f9a4a5458b4b3fb1a9b58eb4b41eee9f06c9c129ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] a6c32fdd3568f422a6932c581a94b7a2ec1e8566b287bf224861ea2945d21609
[INFO] running `Command { std: "docker" "start" "-a" "a6c32fdd3568f422a6932c581a94b7a2ec1e8566b287bf224861ea2945d21609", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_ray_tracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `is_vector`
[INFO] [stdout]   --> src/tuple.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn is_vector(&self) -> bool {
[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: `is_point`
[INFO] [stdout]   --> src/tuple.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn is_point(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `point`
[INFO] [stdout]   --> src/tuple.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn point(x: f32, y: f32, z: f32) -> Tuple {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `vector`
[INFO] [stdout]   --> src/tuple.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn vector(x: f32, y: f32, z: f32) -> Tuple {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "a6c32fdd3568f422a6932c581a94b7a2ec1e8566b287bf224861ea2945d21609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c32fdd3568f422a6932c581a94b7a2ec1e8566b287bf224861ea2945d21609", kill_on_drop: false }`
[INFO] [stdout] a6c32fdd3568f422a6932c581a94b7a2ec1e8566b287bf224861ea2945d21609