[INFO] cloning repository https://github.com/jcholder-thoughtworks/ray_tracer_challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcholder-thoughtworks/ray_tracer_challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcholder-thoughtworks%2Fray_tracer_challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcholder-thoughtworks%2Fray_tracer_challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a76a30dcbb16137910b5f2cc66e452c11c4ef40e
[INFO] documenting jcholder-thoughtworks/ray_tracer_challenge against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcholder-thoughtworks%2Fray_tracer_challenge" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jcholder-thoughtworks/ray_tracer_challenge on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jcholder-thoughtworks/ray_tracer_challenge
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/jcholder-thoughtworks/ray_tracer_challenge
[INFO] tweaked toml for git repo https://github.com/jcholder-thoughtworks/ray_tracer_challenge written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/jcholder-thoughtworks/ray_tracer_challenge already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d972c1d784988f407c2d685b7f4188e0463abeb12aa81022e2e16c9f3160d6ca
[INFO] running `Command { std: "docker" "start" "-a" "d972c1d784988f407c2d685b7f4188e0463abeb12aa81022e2e16c9f3160d6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d972c1d784988f407c2d685b7f4188e0463abeb12aa81022e2e16c9f3160d6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d972c1d784988f407c2d685b7f4188e0463abeb12aa81022e2e16c9f3160d6ca", kill_on_drop: false }`
[INFO] [stdout] d972c1d784988f407c2d685b7f4188e0463abeb12aa81022e2e16c9f3160d6ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 191d66c1f9232044e6805fab367891a01e42c91e8e1c20f1d6bc38aa06c97edf
[INFO] running `Command { std: "docker" "start" "-a" "191d66c1f9232044e6805fab367891a01e42c91e8e1c20f1d6bc38aa06c97edf", kill_on_drop: false }`
[INFO] [stderr]  Documenting ray_tracer_challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/lib.rs:86:30
[INFO] [stdout]    |
[INFO] [stdout] 86 |         self.objs.iter().map({ |o| Rc::new(o.clone()) }).collect()
[INFO] [stdout]    |                              ^^                      ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 86 -         self.objs.iter().map({ |o| Rc::new(o.clone()) }).collect()
[INFO] [stdout] 86 +         self.objs.iter().map(|o| Rc::new(o.clone())).collect()
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "191d66c1f9232044e6805fab367891a01e42c91e8e1c20f1d6bc38aa06c97edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191d66c1f9232044e6805fab367891a01e42c91e8e1c20f1d6bc38aa06c97edf", kill_on_drop: false }`
[INFO] [stdout] 191d66c1f9232044e6805fab367891a01e42c91e8e1c20f1d6bc38aa06c97edf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 6b8126138a586a0a40f1192dd794707afce039a9e853a34edbbf5b717b42b7d6
[INFO] running `Command { std: "docker" "start" "-a" "6b8126138a586a0a40f1192dd794707afce039a9e853a34edbbf5b717b42b7d6", kill_on_drop: false }`
[INFO] [stderr]  Documenting ray_tracer_challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/lib.rs:86:30
[INFO] [stdout]    |
[INFO] [stdout] 86 |         self.objs.iter().map({ |o| Rc::new(o.clone()) }).collect()
[INFO] [stdout]    |                              ^^                      ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 86 -         self.objs.iter().map({ |o| Rc::new(o.clone()) }).collect()
[INFO] [stdout] 86 +         self.objs.iter().map(|o| Rc::new(o.clone())).collect()
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "6b8126138a586a0a40f1192dd794707afce039a9e853a34edbbf5b717b42b7d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8126138a586a0a40f1192dd794707afce039a9e853a34edbbf5b717b42b7d6", kill_on_drop: false }`
[INFO] [stdout] 6b8126138a586a0a40f1192dd794707afce039a9e853a34edbbf5b717b42b7d6