[INFO] fetching crate lamport_signatures 0.2.4...
[INFO] documenting lamport_signatures-0.2.4 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate lamport_signatures 0.2.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate lamport_signatures 0.2.4 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 lamport_signatures 0.2.4
[INFO] finished tweaking crates.io crate lamport_signatures 0.2.4
[INFO] tweaked toml for crates.io crate lamport_signatures 0.2.4 written to /workspace/builds/worker-8/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]  Downloading crates ...
[INFO] [stderr]   Downloaded bit v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0d8c5bdb0c649c705a2b829a906456b73993763243439a2f0a081deb1d8a879
[INFO] running `Command { std: "docker" "start" "-a" "e0d8c5bdb0c649c705a2b829a906456b73993763243439a2f0a081deb1d8a879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0d8c5bdb0c649c705a2b829a906456b73993763243439a2f0a081deb1d8a879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d8c5bdb0c649c705a2b829a906456b73993763243439a2f0a081deb1d8a879", kill_on_drop: false }`
[INFO] [stdout] e0d8c5bdb0c649c705a2b829a906456b73993763243439a2f0a081deb1d8a879
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] db0a8fbc9e1f64c2560ca9bf0f9888be048d497006e99c8a839f9ee5755dd60a
[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" "db0a8fbc9e1f64c2560ca9bf0f9888be048d497006e99c8a839f9ee5755dd60a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking bit v0.1.1
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]  Documenting lamport_signatures v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lamport_utils.rs:94:33
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub fn gen_secret_key()->Result<(PrivKey),Box<Unspecified>>{
[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 function argument
[INFO] [stdout]    --> src/lamport_utils.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 |     Ok((PrivKey{tuples : pairs}))
[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 5.08s
[INFO] running `Command { std: "docker" "inspect" "db0a8fbc9e1f64c2560ca9bf0f9888be048d497006e99c8a839f9ee5755dd60a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db0a8fbc9e1f64c2560ca9bf0f9888be048d497006e99c8a839f9ee5755dd60a", kill_on_drop: false }`
[INFO] [stdout] db0a8fbc9e1f64c2560ca9bf0f9888be048d497006e99c8a839f9ee5755dd60a