[INFO] cloning repository https://github.com/PDmatrix/raytracing-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PDmatrix/raytracing-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPDmatrix%2Fraytracing-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPDmatrix%2Fraytracing-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 678ec779c09af730d8628ed666e77926993cfcbc
[INFO] checking PDmatrix/raytracing-rust/678ec779c09af730d8628ed666e77926993cfcbc against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPDmatrix%2Fraytracing-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PDmatrix/raytracing-rust on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PDmatrix/raytracing-rust
[INFO] finished tweaking git repo https://github.com/PDmatrix/raytracing-rust
[INFO] tweaked toml for git repo https://github.com/PDmatrix/raytracing-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/PDmatrix/raytracing-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png v0.15.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d0da1b4c0635ee158d91e81c92ed7dd3800e87c4988c27be59d13a2b9f16ce1
[INFO] running `Command { std: "docker" "start" "-a" "9d0da1b4c0635ee158d91e81c92ed7dd3800e87c4988c27be59d13a2b9f16ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d0da1b4c0635ee158d91e81c92ed7dd3800e87c4988c27be59d13a2b9f16ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0da1b4c0635ee158d91e81c92ed7dd3800e87c4988c27be59d13a2b9f16ce1", kill_on_drop: false }`
[INFO] [stdout] 9d0da1b4c0635ee158d91e81c92ed7dd3800e87c4988c27be59d13a2b9f16ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec2126bfada07c77d7e404a9761044c8839dac857ad6a1f67892459f467d2caf
[INFO] running `Command { std: "docker" "start" "-a" "ec2126bfada07c77d7e404a9761044c8839dac857ad6a1f67892459f467d2caf", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking png v0.15.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking raytracing-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> src/camera.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub(crate) struct Camera {
[INFO] [stdout]    |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub(crate) w: Vec3,
[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: field `w` is never read
[INFO] [stdout]   --> src/camera.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub(crate) struct Camera {
[INFO] [stdout]    |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub(crate) w: Vec3,
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.19s
[INFO] running `Command { std: "docker" "inspect" "ec2126bfada07c77d7e404a9761044c8839dac857ad6a1f67892459f467d2caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec2126bfada07c77d7e404a9761044c8839dac857ad6a1f67892459f467d2caf", kill_on_drop: false }`
[INFO] [stdout] ec2126bfada07c77d7e404a9761044c8839dac857ad6a1f67892459f467d2caf