[INFO] fetching crate susy-jsonrpc-http-server 10.0.1...
[INFO] documenting susy-jsonrpc-http-server-10.0.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate susy-jsonrpc-http-server 10.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate susy-jsonrpc-http-server 10.0.1 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 susy-jsonrpc-http-server 10.0.1
[INFO] finished tweaking crates.io crate susy-jsonrpc-http-server 10.0.1
[INFO] tweaked toml for crates.io crate susy-jsonrpc-http-server 10.0.1 written to /workspace/builds/worker-10/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 3c5ef651c69a15d90b7447e986b8377cace6dd4d7aca3f16f4e49cdcfd70e164
[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" "3c5ef651c69a15d90b7447e986b8377cace6dd4d7aca3f16f4e49cdcfd70e164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c5ef651c69a15d90b7447e986b8377cace6dd4d7aca3f16f4e49cdcfd70e164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c5ef651c69a15d90b7447e986b8377cace6dd4d7aca3f16f4e49cdcfd70e164", kill_on_drop: false }`
[INFO] [stdout] 3c5ef651c69a15d90b7447e986b8377cace6dd4d7aca3f16f4e49cdcfd70e164
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 9fd6a5ff457351f4de9707dc3e19be20365e96c96a1b16f6cb5a3f0a04559cce
[INFO] running `Command { std: "docker" "start" "-a" "9fd6a5ff457351f4de9707dc3e19be20365e96c96a1b16f6cb5a3f0a04559cce", kill_on_drop: false }`
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking susy-jsonrpc-core v10.0.2
[INFO] [stderr]     Checking susy-jsonrpc-server-utils v10.0.1
[INFO] [stderr]  Documenting susy-jsonrpc-http-server v10.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:423:27
[INFO] [stdout]     |
[INFO] [stdout] 423 |         }).collect::<io::Result<(Vec<_>)>>()?;
[INFO] [stdout]     |                                 ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.93s
[INFO] running `Command { std: "docker" "inspect" "9fd6a5ff457351f4de9707dc3e19be20365e96c96a1b16f6cb5a3f0a04559cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fd6a5ff457351f4de9707dc3e19be20365e96c96a1b16f6cb5a3f0a04559cce", kill_on_drop: false }`
[INFO] [stdout] 9fd6a5ff457351f4de9707dc3e19be20365e96c96a1b16f6cb5a3f0a04559cce