[INFO] cloning repository https://github.com/janus/neighbor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/janus/neighbor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanus%2Fneighbor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanus%2Fneighbor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e60aeaa9ce6fb1aeebbd6a65c1ad374772f71e54
[INFO] documenting janus/neighbor against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanus%2Fneighbor" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/janus/neighbor on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/janus/neighbor
[INFO] finished tweaking git repo https://github.com/janus/neighbor
[INFO] tweaked toml for git repo https://github.com/janus/neighbor written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/janus/neighbor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c38f3e43901e5bfdcd6c23da028cf7df712dc5384ac79687883bc3360c12c0e
[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" "6c38f3e43901e5bfdcd6c23da028cf7df712dc5384ac79687883bc3360c12c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c38f3e43901e5bfdcd6c23da028cf7df712dc5384ac79687883bc3360c12c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c38f3e43901e5bfdcd6c23da028cf7df712dc5384ac79687883bc3360c12c0e", kill_on_drop: false }`
[INFO] [stdout] 6c38f3e43901e5bfdcd6c23da028cf7df712dc5384ac79687883bc3360c12c0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eb754c02c1ef821fff4ee20b5365e5fc3cc175cc599c6f96dd503b609d84258
[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" "1eb754c02c1ef821fff4ee20b5365e5fc3cc175cc599c6f96dd503b609d84258", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking serde v1.0.14
[INFO] [stderr]     Checking secrets v0.11.1
[INFO] [stderr]    Compiling libsodium-sys v0.0.12
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking sodiumoxide v0.0.12
[INFO] [stderr]     Checking edcert v9.0.1
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]  Documenting neighbor v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `Multicast_Net` should have an upper camel case name
[INFO] [stdout]   --> src/pingnetwork.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Multicast_Net {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MulticastNet`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `UDPsocket` should have a snake case name
[INFO] [stdout]   --> src/pingnetwork.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn UDPsocket(ipadr: &str, port: &str) -> (UdpSocket, SocketAddr) {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `udpsocket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.65s
[INFO] running `Command { std: "docker" "inspect" "1eb754c02c1ef821fff4ee20b5365e5fc3cc175cc599c6f96dd503b609d84258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb754c02c1ef821fff4ee20b5365e5fc3cc175cc599c6f96dd503b609d84258", kill_on_drop: false }`
[INFO] [stdout] 1eb754c02c1ef821fff4ee20b5365e5fc3cc175cc599c6f96dd503b609d84258