[INFO] fetching crate mvt 0.5.3...
[INFO] documenting mvt-0.5.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate mvt 0.5.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mvt 0.5.3 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 mvt 0.5.3
[INFO] finished tweaking crates.io crate mvt 0.5.3
[INFO] tweaked toml for crates.io crate mvt 0.5.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate mvt 0.5.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protobuf v2.8.1
[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] 9dd0609f82e6049801ea0d71a8045d20d3dbc75eb450be20133285cf823a4227
[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" "9dd0609f82e6049801ea0d71a8045d20d3dbc75eb450be20133285cf823a4227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9dd0609f82e6049801ea0d71a8045d20d3dbc75eb450be20133285cf823a4227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd0609f82e6049801ea0d71a8045d20d3dbc75eb450be20133285cf823a4227", kill_on_drop: false }`
[INFO] [stdout] 9dd0609f82e6049801ea0d71a8045d20d3dbc75eb450be20133285cf823a4227
[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] 4e7c7fe50db409374aa3d9a8c49d2005e8dfbdfba286a55bd27ef0d5418ec29d
[INFO] running `Command { std: "docker" "start" "-a" "4e7c7fe50db409374aa3d9a8c49d2005e8dfbdfba286a55bd27ef0d5418ec29d", kill_on_drop: false }`
[INFO] [stderr]    Compiling protobuf v2.8.1
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]  Documenting mvt v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/tile.rs:135:18
[INFO] [stdout]     |
[INFO] [stdout] 135 |             .any({ |n| n.get_name() == layer.layer.get_name() })
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/tile.rs:253:44
[INFO] [stdout]     |
[INFO] [stdout] 253 |         if layer.get_features().iter().any({ |f| f.get_id() == id }) {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.27s
[INFO] running `Command { std: "docker" "inspect" "4e7c7fe50db409374aa3d9a8c49d2005e8dfbdfba286a55bd27ef0d5418ec29d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e7c7fe50db409374aa3d9a8c49d2005e8dfbdfba286a55bd27ef0d5418ec29d", kill_on_drop: false }`
[INFO] [stdout] 4e7c7fe50db409374aa3d9a8c49d2005e8dfbdfba286a55bd27ef0d5418ec29d