[INFO] fetching crate box2d 0.0.2...
[INFO] documenting box2d-0.0.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate box2d 0.0.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate box2d 0.0.2 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate box2d 0.0.2
[INFO] finished tweaking crates.io crate box2d 0.0.2
[INFO] tweaked toml for crates.io crate box2d 0.0.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ed508dd77be17fa3fbe1824bed26e2e6515ff1db5f1ae660e650b5ea6ea8a94
[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" "9ed508dd77be17fa3fbe1824bed26e2e6515ff1db5f1ae660e650b5ea6ea8a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ed508dd77be17fa3fbe1824bed26e2e6515ff1db5f1ae660e650b5ea6ea8a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ed508dd77be17fa3fbe1824bed26e2e6515ff1db5f1ae660e650b5ea6ea8a94", kill_on_drop: false }`
[INFO] [stdout] 9ed508dd77be17fa3fbe1824bed26e2e6515ff1db5f1ae660e650b5ea6ea8a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 4fd9fdf500b603ffd74c7a18a83bd398eda6c7f32a0d0d6846f8e17dee31285a
[INFO] running `Command { std: "docker" "start" "-a" "4fd9fdf500b603ffd74c7a18a83bd398eda6c7f32a0d0d6846f8e17dee31285a", kill_on_drop: false }`
[INFO] [stderr]  Documenting box2d v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/collision/circle_line_collider.rs:49:68
[INFO] [stdout]    |
[INFO] [stdout] 49 |                     let offset = distance_vector.normal().multiply((radius - distance_vector.length()));
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/collision/circle_chain_line_collider.rs:57:74
[INFO] [stdout]    |
[INFO] [stdout] 57 |                     let offset = closest_line_distance.normal().multiply((radius - closest_line_distance.length()));
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "4fd9fdf500b603ffd74c7a18a83bd398eda6c7f32a0d0d6846f8e17dee31285a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fd9fdf500b603ffd74c7a18a83bd398eda6c7f32a0d0d6846f8e17dee31285a", kill_on_drop: false }`
[INFO] [stdout] 4fd9fdf500b603ffd74c7a18a83bd398eda6c7f32a0d0d6846f8e17dee31285a