[INFO] cloning repository https://github.com/Ongy/dhcp-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ongy/dhcp-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOngy%2Fdhcp-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOngy%2Fdhcp-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c49bb9521a5e720109c7ff36eb130936fb3aedc
[INFO] documenting Ongy/dhcp-rs 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%2FOngy%2Fdhcp-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ongy/dhcp-rs 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/Ongy/dhcp-rs
[INFO] finished tweaking git repo https://github.com/Ongy/dhcp-rs
[INFO] tweaked toml for git repo https://github.com/Ongy/dhcp-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Ongy/dhcp-rs 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]     Updating git repository `https://github.com/Ongy/config-rs`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.0.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8f6a2d6b23b94a3e01a22028180f5bc3dcf01a3b2c28891ccf912c42bdfc3c6c
[INFO] running `Command { std: "docker" "start" "-a" "8f6a2d6b23b94a3e01a22028180f5bc3dcf01a3b2c28891ccf912c42bdfc3c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f6a2d6b23b94a3e01a22028180f5bc3dcf01a3b2c28891ccf912c42bdfc3c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6a2d6b23b94a3e01a22028180f5bc3dcf01a3b2c28891ccf912c42bdfc3c6c", kill_on_drop: false }`
[INFO] [stdout] 8f6a2d6b23b94a3e01a22028180f5bc3dcf01a3b2c28891ccf912c42bdfc3c6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 64bc58bb966098d5a5c0d8864ebab325716eb336441a5120f5433f32057d7056
[INFO] running `Command { std: "docker" "start" "-a" "64bc58bb966098d5a5c0d8864ebab325716eb336441a5120f5433f32057d7056", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking pnet_base v0.20.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]     Checking pnet_sys v0.20.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
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[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking ipnetwork v0.12.7
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[INFO] [stderr]     Checking pnet_datalink v0.20.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking serde v1.0.24
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]    Compiling serde_derive_internals v0.18.0
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking clap v2.29.0
[INFO] [stderr]     Checking itertools v0.7.4
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling rs-config-derive v0.1.0 (https://github.com/Ongy/config-rs#5d2e1a25)
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling serde_derive v1.0.24
[INFO] [stderr]     Checking privdrop v0.1.3
[INFO] [stderr]     Checking caps v0.1.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking syslog v3.3.0
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking rs-config v0.1.0 (https://github.com/Ongy/config-rs#5d2e1a25)
[INFO] [stderr]     Checking serde_json v1.0.8
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.20.0
[INFO] [stderr]    Compiling pnet_packet v0.20.0
[INFO] [stderr]     Checking pnet_transport v0.20.0
[INFO] [stderr]  Documenting dhcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/allocator.rs:295:37
[INFO] [stdout]     |
[INFO] [stdout] 295 |     fn next_ip(&mut self) -> Option<(Ipv4Addr)> {
[INFO] [stdout]     |                                     ^        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 295 -     fn next_ip(&mut self) -> Option<(Ipv4Addr)> {
[INFO] [stdout] 295 +     fn next_ip(&mut self) -> Option<Ipv4Addr> {
[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 43.37s
[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 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/dhcp/index.html
[INFO] running `Command { std: "docker" "inspect" "64bc58bb966098d5a5c0d8864ebab325716eb336441a5120f5433f32057d7056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64bc58bb966098d5a5c0d8864ebab325716eb336441a5120f5433f32057d7056", kill_on_drop: false }`
[INFO] [stdout] 64bc58bb966098d5a5c0d8864ebab325716eb336441a5120f5433f32057d7056
