[INFO] cloning repository https://github.com/lazydancer/rust-raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lazydancer/rust-raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flazydancer%2Frust-raytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flazydancer%2Frust-raytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b805c494db09248b0d9e341ee1fcab562ded1210
[INFO] checking lazydancer/rust-raytracer against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flazydancer%2Frust-raytracer" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lazydancer/rust-raytracer on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lazydancer/rust-raytracer
[INFO] finished tweaking git repo https://github.com/lazydancer/rust-raytracer
[INFO] tweaked toml for git repo https://github.com/lazydancer/rust-raytracer written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/lazydancer/rust-raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1c8b81bbb9663e0c3a612eba7ec18c0a70107c0e612664529a6efa60a290c43
[INFO] running `Command { std: "docker" "start" "-a" "f1c8b81bbb9663e0c3a612eba7ec18c0a70107c0e612664529a6efa60a290c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1c8b81bbb9663e0c3a612eba7ec18c0a70107c0e612664529a6efa60a290c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1c8b81bbb9663e0c3a612eba7ec18c0a70107c0e612664529a6efa60a290c43", kill_on_drop: false }`
[INFO] [stdout] f1c8b81bbb9663e0c3a612eba7ec18c0a70107c0e612664529a6efa60a290c43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6945ab477d17a3a18b52e0750374c331c3e387acf94bbb17559e40b9ae962a00
[INFO] running `Command { std: "docker" "start" "-a" "6945ab477d17a3a18b52e0750374c331c3e387acf94bbb17559e40b9ae962a00", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rust-raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `focal_length`
[INFO] [stdout]   --> src/camera.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let focal_length = 1.0;
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_focal_length`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `focal_length`
[INFO] [stdout]   --> src/camera.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let focal_length = 1.0;
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_focal_length`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `Command { std: "docker" "inspect" "6945ab477d17a3a18b52e0750374c331c3e387acf94bbb17559e40b9ae962a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6945ab477d17a3a18b52e0750374c331c3e387acf94bbb17559e40b9ae962a00", kill_on_drop: false }`
[INFO] [stdout] 6945ab477d17a3a18b52e0750374c331c3e387acf94bbb17559e40b9ae962a00