[INFO] cloning repository https://github.com/kimheffy/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/kimheffy/ray_tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimheffy%2Fray_tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimheffy%2Fray_tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cf8afdfc5caf15f8ee9297dec877c9b401d4c3f
[INFO] checking kimheffy/ray_tracer against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimheffy%2Fray_tracer" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kimheffy/ray_tracer
[INFO] finished tweaking git repo https://github.com/kimheffy/ray_tracer
[INFO] tweaked toml for git repo https://github.com/kimheffy/ray_tracer written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kimheffy/ray_tracer on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kimheffy/ray_tracer 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0e18f197b13bd755df21f161772ccf792d9ba3aa5217d99eaf3e73275bf1d48
[INFO] running `Command { std: "docker" "start" "-a" "c0e18f197b13bd755df21f161772ccf792d9ba3aa5217d99eaf3e73275bf1d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0e18f197b13bd755df21f161772ccf792d9ba3aa5217d99eaf3e73275bf1d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e18f197b13bd755df21f161772ccf792d9ba3aa5217d99eaf3e73275bf1d48", kill_on_drop: false }`
[INFO] [stdout] c0e18f197b13bd755df21f161772ccf792d9ba3aa5217d99eaf3e73275bf1d48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d040fe8cf02d734f6d9c84a23ad21f896d34b103e5271888fba5028c716b270f
[INFO] running `Command { std: "docker" "start" "-a" "d040fe8cf02d734f6d9c84a23ad21f896d34b103e5271888fba5028c716b270f", kill_on_drop: false }`
[INFO] [stderr]     Checking ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AddAssign` and `process::Output`
[INFO] [stdout]  --> src/matrix.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ops::{AddAssign, Mul},
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 3 |     process::Output,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::equal`
[INFO] [stdout]  --> src/color.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::utils::equal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AddAssign` and `process::Output`
[INFO] [stdout]  --> src/matrix.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ops::{AddAssign, Mul},
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 3 |     process::Output,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `matrix`
[INFO] [stdout]   --> src/matrix.rs:77:14
[INFO] [stdout]    |
[INFO] [stdout] 77 | macro_rules! matrix {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::equal`
[INFO] [stdout]  --> src/tuple.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::utils::equal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hadamard_product` is never used
[INFO] [stdout]   --> src/color.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn hadamard_product(c1: &Color, c2: &Color) -> Color {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hadamard_product` is never used
[INFO] [stdout]   --> src/color.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn hadamard_product(c1: &Color, c2: &Color) -> Color {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Matrix` is never constructed
[INFO] [stdout]  --> src/matrix.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Matrix<T> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `at`, and `set` are never used
[INFO] [stdout]   --> src/matrix.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | / impl<T> Matrix<T>
[INFO] [stdout] 14 | | where
[INFO] [stdout] 15 | |     T: std::default::Default,
[INFO] [stdout]    | |_____________________________- associated items in this implementation
[INFO] [stdout] 16 |   {
[INFO] [stdout] 17 |       fn new(row: usize, col: usize, mut data: Vec<T>) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |       fn at(&self, row: usize, col: usize) -> Option<&T> {
[INFO] [stdout]    |          ^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |       fn set(&mut self, row: usize, col: usize, val: T) {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "d040fe8cf02d734f6d9c84a23ad21f896d34b103e5271888fba5028c716b270f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d040fe8cf02d734f6d9c84a23ad21f896d34b103e5271888fba5028c716b270f", kill_on_drop: false }`
[INFO] [stdout] d040fe8cf02d734f6d9c84a23ad21f896d34b103e5271888fba5028c716b270f