[INFO] fetching crate libmdns 0.9.1...
[INFO] checking libmdns-0.9.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate libmdns 0.9.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate libmdns 0.9.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libmdns 0.9.1
[INFO] finished tweaking crates.io crate libmdns 0.9.1
[INFO] tweaked toml for crates.io crate libmdns 0.9.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate libmdns 0.9.1 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded if-addrs v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57502de318970c4c3a5727e11229044f62829aebc2c332a30b12f0f6e734d79c
[INFO] running `Command { std: "docker" "start" "-a" "57502de318970c4c3a5727e11229044f62829aebc2c332a30b12f0f6e734d79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57502de318970c4c3a5727e11229044f62829aebc2c332a30b12f0f6e734d79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57502de318970c4c3a5727e11229044f62829aebc2c332a30b12f0f6e734d79c", kill_on_drop: false }`
[INFO] [stdout] 57502de318970c4c3a5727e11229044f62829aebc2c332a30b12f0f6e734d79c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 184f99bfd487026d06e998524f723f9250384aa2e2bc523fefd33d71ca62b232
[INFO] running `Command { std: "docker" "start" "-a" "184f99bfd487026d06e998524f723f9250384aa2e2bc523fefd33d71ca62b232", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking hostname v0.4.0
[INFO] [stderr]     Checking if-addrs v0.12.0
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tokio v1.38.1
[INFO] [stderr]     Checking multimap v0.10.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking libmdns v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Questions`
[INFO] [stdout]   --> src/dns_parser/mod.rs:15:43
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use self::builder::{Answers, Builder, Questions};
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Questions`
[INFO] [stdout]   --> src/dns_parser/mod.rs:15:43
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use self::builder::{Answers, Builder, Questions};
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `additional` is never read
[INFO] [stdout]   --> src/dns_parser/structs.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Packet<'a> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub additional: Vec<ResourceRecord<'a>>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Packet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `answers`, `nameservers`, and `additional` are never read
[INFO] [stdout]   --> src/dns_parser/structs.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Packet<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8  |     pub answers: Vec<ResourceRecord<'a>>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 9  |     pub nameservers: Vec<ResourceRecord<'a>>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 10 |     pub additional: Vec<ResourceRecord<'a>>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Packet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `cls`, `ttl`, and `data` are never read
[INFO] [stdout]   --> src/dns_parser/structs.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct ResourceRecord<'a> {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 29 |     pub name: Name<'a>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 30 |     pub cls: Class,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 31 |     pub ttl: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 32 |     pub data: RRData<'a>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ResourceRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.20s
[INFO] running `Command { std: "docker" "inspect" "184f99bfd487026d06e998524f723f9250384aa2e2bc523fefd33d71ca62b232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "184f99bfd487026d06e998524f723f9250384aa2e2bc523fefd33d71ca62b232", kill_on_drop: false }`
[INFO] [stdout] 184f99bfd487026d06e998524f723f9250384aa2e2bc523fefd33d71ca62b232