[INFO] cloning repository https://github.com/hfaulds/queue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hfaulds/queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhfaulds%2Fqueue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhfaulds%2Fqueue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22f94b3e2b94551d132996144296714b5b5cd27b
[INFO] documenting hfaulds/queue against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhfaulds%2Fqueue" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hfaulds/queue on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hfaulds/queue
[INFO] finished tweaking git repo https://github.com/hfaulds/queue
[INFO] tweaked toml for git repo https://github.com/hfaulds/queue written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/hfaulds/queue already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stainless v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1018f0ef7b9f6d844221258a57e533c6cbd9a78ee4411826436c9b77d118c83b
[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" "1018f0ef7b9f6d844221258a57e533c6cbd9a78ee4411826436c9b77d118c83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1018f0ef7b9f6d844221258a57e533c6cbd9a78ee4411826436c9b77d118c83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1018f0ef7b9f6d844221258a57e533c6cbd9a78ee4411826436c9b77d118c83b", kill_on_drop: false }`
[INFO] [stdout] 1018f0ef7b9f6d844221258a57e533c6cbd9a78ee4411826436c9b77d118c83b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b728aa81fe2420d39c9f1d64be7d6943cf57e57b3c1c35a6da81b4df2bb5071c
[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" "b728aa81fe2420d39c9f1d64be7d6943cf57e57b3c1c35a6da81b4df2bb5071c", kill_on_drop: false }`
[INFO] [stderr]  Documenting queue_experiments v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/connection.rs:92:61
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn exec_pop(&mut self, queue_name: QueueName) -> Result<(String),()> {
[INFO] [stdout]    |                                                             ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 92 -     fn exec_pop(&mut self, queue_name: QueueName) -> Result<(String),()> {
[INFO] [stdout] 92 +     fn exec_pop(&mut self, queue_name: QueueName) -> Result<String,()> {
[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 1.94s
[INFO] running `Command { std: "docker" "inspect" "b728aa81fe2420d39c9f1d64be7d6943cf57e57b3c1c35a6da81b4df2bb5071c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b728aa81fe2420d39c9f1d64be7d6943cf57e57b3c1c35a6da81b4df2bb5071c", kill_on_drop: false }`
[INFO] [stdout] b728aa81fe2420d39c9f1d64be7d6943cf57e57b3c1c35a6da81b4df2bb5071c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] eb3cd0b3a0dfea8fe08d2f8824fc5022c2c2f794acb89433061c09506c0340f3
[INFO] running `Command { std: "docker" "start" "-a" "eb3cd0b3a0dfea8fe08d2f8824fc5022c2c2f794acb89433061c09506c0340f3", kill_on_drop: false }`
[INFO] [stderr]  Documenting queue_experiments v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/connection.rs:92:61
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn exec_pop(&mut self, queue_name: QueueName) -> Result<(String),()> {
[INFO] [stdout]    |                                                             ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 92 -     fn exec_pop(&mut self, queue_name: QueueName) -> Result<(String),()> {
[INFO] [stdout] 92 +     fn exec_pop(&mut self, queue_name: QueueName) -> Result<String,()> {
[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 1.59s
[INFO] running `Command { std: "docker" "inspect" "eb3cd0b3a0dfea8fe08d2f8824fc5022c2c2f794acb89433061c09506c0340f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb3cd0b3a0dfea8fe08d2f8824fc5022c2c2f794acb89433061c09506c0340f3", kill_on_drop: false }`
[INFO] [stdout] eb3cd0b3a0dfea8fe08d2f8824fc5022c2c2f794acb89433061c09506c0340f3