[INFO] cloning repository https://github.com/andreas-wien/dhcp_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andreas-wien/dhcp_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreas-wien%2Fdhcp_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreas-wien%2Fdhcp_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b66b976e2de261d13b108ea682aada8922d43be0
[INFO] checking andreas-wien/dhcp_server/b66b976e2de261d13b108ea682aada8922d43be0 against master#31a9463c6e2794a59ce57a8f37abc6966afc2a58 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreas-wien%2Fdhcp_server" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andreas-wien/dhcp_server
[INFO] finished tweaking git repo https://github.com/andreas-wien/dhcp_server
[INFO] tweaked toml for git repo https://github.com/andreas-wien/dhcp_server written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andreas-wien/dhcp_server on toolchain 31a9463c6e2794a59ce57a8f37abc6966afc2a58
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andreas-wien/dhcp_server 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" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa97fcd6759b7041ae161ff6e43675c5efc924f593d41311886c27ed3362bca1
[INFO] running `Command { std: "docker" "start" "-a" "aa97fcd6759b7041ae161ff6e43675c5efc924f593d41311886c27ed3362bca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa97fcd6759b7041ae161ff6e43675c5efc924f593d41311886c27ed3362bca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa97fcd6759b7041ae161ff6e43675c5efc924f593d41311886c27ed3362bca1", kill_on_drop: false }`
[INFO] [stdout] aa97fcd6759b7041ae161ff6e43675c5efc924f593d41311886c27ed3362bca1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e80c60c00231172332a1d53a9d60cafba63ef4eec9b82cd9cb429db0b4871b81
[INFO] running `Command { std: "docker" "start" "-a" "e80c60c00231172332a1d53a9d60cafba63ef4eec9b82cd9cb429db0b4871b81", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling zmij v1.0.19
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking dhcp_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/messages/mod.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct DhcpMessageParseError(String);
[INFO] [stdout]   |            --------------------- ^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `DhcpMessageParseError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DhcpMessageType` is never used
[INFO] [stdout]  --> src/messages/mod.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum DhcpMessageType {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/messages/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct DhcpV4Message {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 22 |     op: u8,
[INFO] [stdout] 23 |     htype: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     hlen: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 25 |     hops: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     xid: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 27 |     secs: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 28 |     flags: u16,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 29 |     ciaddr: u32,
[INFO] [stdout] 30 |     yiaddr: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 31 |     siaddr: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 32 |     giaddr: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 33 |     chaddr: [u8; 16],
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 34 |     sname: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 35 |     bname: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DhcpV4Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/messages/mod.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct DhcpMessageParseError(String);
[INFO] [stdout]   |            --------------------- ^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `DhcpMessageParseError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DhcpMessageType` is never used
[INFO] [stdout]  --> src/messages/mod.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum DhcpMessageType {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/messages/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct DhcpV4Message {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 22 |     op: u8,
[INFO] [stdout] 23 |     htype: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     hlen: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 25 |     hops: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     xid: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 27 |     secs: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 28 |     flags: u16,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 29 |     ciaddr: u32,
[INFO] [stdout] 30 |     yiaddr: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 31 |     siaddr: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 32 |     giaddr: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 33 |     chaddr: [u8; 16],
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 34 |     sname: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 35 |     bname: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DhcpV4Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.65s
[INFO] running `Command { std: "docker" "inspect" "e80c60c00231172332a1d53a9d60cafba63ef4eec9b82cd9cb429db0b4871b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e80c60c00231172332a1d53a9d60cafba63ef4eec9b82cd9cb429db0b4871b81", kill_on_drop: false }`
[INFO] [stdout] e80c60c00231172332a1d53a9d60cafba63ef4eec9b82cd9cb429db0b4871b81
