[INFO] cloning repository https://github.com/wspeirs/jump-consistent-hashing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wspeirs/jump-consistent-hashing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Fjump-consistent-hashing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Fjump-consistent-hashing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c00759bb94789fe7dcd35622e35e3491af12e42e
[INFO] documenting wspeirs/jump-consistent-hashing against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Fjump-consistent-hashing" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wspeirs/jump-consistent-hashing 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 git repo https://github.com/wspeirs/jump-consistent-hashing
[INFO] finished tweaking git repo https://github.com/wspeirs/jump-consistent-hashing
[INFO] tweaked toml for git repo https://github.com/wspeirs/jump-consistent-hashing written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/wspeirs/jump-consistent-hashing 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 1de1c0cc3c46928f3843495a1c7f87c9daa75e40590f6ed05f57752c22b24699
[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" "1de1c0cc3c46928f3843495a1c7f87c9daa75e40590f6ed05f57752c22b24699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1de1c0cc3c46928f3843495a1c7f87c9daa75e40590f6ed05f57752c22b24699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de1c0cc3c46928f3843495a1c7f87c9daa75e40590f6ed05f57752c22b24699", kill_on_drop: false }`
[INFO] [stdout] 1de1c0cc3c46928f3843495a1c7f87c9daa75e40590f6ed05f57752c22b24699
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 7cab1cdd049219938697b561c36f3d4395197955a398e6f945b656af277b0f85
[INFO] running `Command { std: "docker" "start" "-a" "7cab1cdd049219938697b561c36f3d4395197955a398e6f945b656af277b0f85", kill_on_drop: false }`
[INFO] [stderr]  Documenting jump-consistent-hashing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:39:53
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn hash(key: u64, num_servers: u64, lcng_a: u64) -> (u64) {
[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 1.70s
[INFO] running `Command { std: "docker" "inspect" "7cab1cdd049219938697b561c36f3d4395197955a398e6f945b656af277b0f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cab1cdd049219938697b561c36f3d4395197955a398e6f945b656af277b0f85", kill_on_drop: false }`
[INFO] [stdout] 7cab1cdd049219938697b561c36f3d4395197955a398e6f945b656af277b0f85