[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 1.75.0 for beta-1.76-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanus%2Fneighbor" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/janus/neighbor on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-traits v0.1.40
[INFO] [stderr]   Downloaded num-integer v0.1.35
[INFO] [stderr]   Downloaded safemem v0.2.0
[INFO] [stderr]   Downloaded magenta-sys v0.1.1
[INFO] [stderr]   Downloaded libc v0.1.12
[INFO] [stderr]   Downloaded pkg-config v0.3.9
[INFO] [stderr]   Downloaded libc v0.2.30
[INFO] [stderr]   Downloaded sodiumoxide v0.0.12
[INFO] [stderr]   Downloaded lazycell v0.5.1
[INFO] [stderr]   Downloaded log v0.3.8
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded redox_syscall v0.1.31
[INFO] [stderr]   Downloaded base64 v0.6.0
[INFO] [stderr]   Downloaded bytes v0.4.5
[INFO] [stderr]   Downloaded num v0.1.40
[INFO] [stderr]   Downloaded net2 v0.2.31
[INFO] [stderr]   Downloaded time v0.1.38
[INFO] [stderr]   Downloaded miow v0.2.1
[INFO] [stderr]   Downloaded chrono v0.2.25
[INFO] [stderr]   Downloaded libsodium-sys v0.0.12
[INFO] [stderr]   Downloaded mio v0.6.10
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded iovec v0.1.0
[INFO] [stderr]   Downloaded magenta v0.1.1
[INFO] [stderr]   Downloaded chrono v0.4.0
[INFO] [stderr]   Downloaded num-iter v0.1.34
[INFO] [stderr]   Downloaded slab v0.3.0
[INFO] [stderr]   Downloaded secrets v0.11.1
[INFO] [stderr]   Downloaded edcert v9.0.1
[INFO] [stderr]   Downloaded serde v1.0.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ee837f69a153fd5e10be7dd06944092670b8b6f034833f780d4f0fd8c518572
[INFO] running `Command { std: "docker" "start" "-a" "9ee837f69a153fd5e10be7dd06944092670b8b6f034833f780d4f0fd8c518572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ee837f69a153fd5e10be7dd06944092670b8b6f034833f780d4f0fd8c518572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee837f69a153fd5e10be7dd06944092670b8b6f034833f780d4f0fd8c518572", kill_on_drop: false }`
[INFO] [stdout] 9ee837f69a153fd5e10be7dd06944092670b8b6f034833f780d4f0fd8c518572
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75f279c4f459e4182a065f02f86a0ba9cb60bcc5981e22b0e8f97543df73455e
[INFO] running `Command { std: "docker" "start" "-a" "75f279c4f459e4182a065f02f86a0ba9cb60bcc5981e22b0e8f97543df73455e", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking serde v1.0.14
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking secrets v0.11.1
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]    Compiling libsodium-sys v0.0.12
[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 mio v0.6.10
[INFO] [stderr]     Checking chrono v0.2.25
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pingnetwork.rs:105:54
[INFO] [stdout]     |
[INFO] [stdout] 105 |                         println!("UDP sent Nothing");;
[INFO] [stdout]     |                                                      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/neighbors.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     ///https://stackoverflow.com/questions/28909583/removing-entries-from-a-hashmap-based-on-value
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://stackoverflow.com/questions/28909583/removing-entries-from-a-hashmap-based-on-value>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout]    = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.43s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/listenet/index.html
[INFO] running `Command { std: "docker" "inspect" "75f279c4f459e4182a065f02f86a0ba9cb60bcc5981e22b0e8f97543df73455e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75f279c4f459e4182a065f02f86a0ba9cb60bcc5981e22b0e8f97543df73455e", kill_on_drop: false }`
[INFO] [stdout] 75f279c4f459e4182a065f02f86a0ba9cb60bcc5981e22b0e8f97543df73455e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4df60c894165631a32ade1303409c65ec754f1ee6fdd254e30ea65f369cc61a9
[INFO] running `Command { std: "docker" "start" "-a" "4df60c894165631a32ade1303409c65ec754f1ee6fdd254e30ea65f369cc61a9", kill_on_drop: false }`
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pingnetwork.rs:105:54
[INFO] [stdout]     |
[INFO] [stdout] 105 |                         println!("UDP sent Nothing");;
[INFO] [stdout]     |                                                      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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 0.41s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/listenet/index.html
[INFO] running `Command { std: "docker" "inspect" "4df60c894165631a32ade1303409c65ec754f1ee6fdd254e30ea65f369cc61a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df60c894165631a32ade1303409c65ec754f1ee6fdd254e30ea65f369cc61a9", kill_on_drop: false }`
[INFO] [stdout] 4df60c894165631a32ade1303409c65ec754f1ee6fdd254e30ea65f369cc61a9