[INFO] fetching crate rat_quickdns 0.2.4...
[INFO] testing rat_quickdns-0.2.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rat_quickdns 0.2.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rat_quickdns 0.2.4
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rat_quickdns 0.2.4
[INFO] tweaked toml for crates.io crate rat_quickdns 0.2.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rat_quickdns 0.2.4 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rat_quickdns 0.2.4 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 0004c154610b769f8fa0cc8be9c775c43a29a2b4a4a8ca549b09d4df51d5df7c
[INFO] running `Command { std: "docker" "start" "-a" "0004c154610b769f8fa0cc8be9c775c43a29a2b4a4a8ca549b09d4df51d5df7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0004c154610b769f8fa0cc8be9c775c43a29a2b4a4a8ca549b09d4df51d5df7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0004c154610b769f8fa0cc8be9c775c43a29a2b4a4a8ca549b09d4df51d5df7c", kill_on_drop: false }`
[INFO] [stdout] 0004c154610b769f8fa0cc8be9c775c43a29a2b4a4a8ca549b09d4df51d5df7c
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[INFO] [stdout] de63fe07520ee68e56a6125d3552027dc08b9b8b83bb1675be8a81458d5522e5
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[INFO] [stderr]    Compiling rat_quickdns v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `EdnsOption` and `EdnsRecord`
[INFO] [stdout]  --> src/transport/udp.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::types::{EdnsRecord, EdnsOption, edns_option_codes};
[INFO] [stdout]   |                    ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_info` and `dns_transport`
[INFO] [stdout]   --> src/transport/udp.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stdout]    |                        ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_debug`, `dns_info`, and `dns_transport`
[INFO] [stdout]   --> src/transport/tcp.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_debug`, `dns_info`, and `dns_transport`
[INFO] [stdout]   --> src/transport/tls.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dns_debug`
[INFO] [stdout]    --> src/transport/tls.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |         use crate::{dns_debug, dns_info};
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Method`
[INFO] [stdout]   --> src/transport/https.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 | use reqwest::{Client, Method};
[INFO] [stdout]    |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dns_debug`
[INFO] [stdout]   --> src/transport/https.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |         use crate::{dns_debug, dns_info};
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dns_debug`
[INFO] [stdout]    --> src/transport/https.rs:130:21
[INFO] [stdout]     |
[INFO] [stdout] 130 |         use crate::{dns_debug, dns_info};
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_error` and `dns_transport`
[INFO] [stdout]   --> src/resolver/mod.rs:13:34
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::{dns_debug, dns_info, dns_error, dns_transport, dns_warn};
[INFO] [stdout]    |                                  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Record`
[INFO] [stdout]  --> src/resolver/cache.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{Query, Response, Record};
[INFO] [stdout]   |                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]  --> src/resolver/health.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::{SystemTime, Instant, Duration};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tokio-rustls`
[INFO] [stdout]   --> src/error.rs:77:7
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[cfg(feature = "tokio-rustls")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `orni_dns`, `pyo3`, and `python-bindings`
[INFO] [stdout]    = help: consider adding `tokio-rustls` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `reqwest`
[INFO] [stdout]   --> src/error.rs:84:7
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[cfg(feature = "reqwest")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `orni_dns`, `pyo3`, and `python-bindings`
[INFO] [stdout]    = help: consider adding `reqwest` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> src/builder/engine.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio_rustls::rustls::RootCertStore::add_server_trust_anchors`: Please use `add_trust_anchors` instead
[INFO] [stdout]   --> src/transport/tls.rs:88:24
[INFO] [stdout]    |
[INFO] [stdout] 88 |             root_store.add_server_trust_anchors(
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/logger.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/transport/udp.rs:372:13
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut offset = 12;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `original_size`
[INFO] [stdout]    --> src/resolver/cache.rs:188:17
[INFO] [stdout]     |
[INFO] [stdout] 188 |             let original_size = cache.len();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `new_status` is never read
[INFO] [stdout]    --> src/resolver/health.rs:175:30
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let mut new_status = UpstreamStatus::Unknown;  // 默认为未知状态
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 184 |             new_status = UpstreamStatus::Available;
[INFO] [stdout]     |             -------------------------------------- `new_status` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/resolver/mod.rs:501:14
[INFO] [stdout]     |
[INFO] [stdout] 501 |         for (index, transport) in available_transports.iter().enumerate() {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `retry_count` is never read
[INFO] [stdout]   --> src/resolver/mod.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct CoreResolver {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 47 |     retry_count: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CoreResolver` 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: method `query_sequential` is never used
[INFO] [stdout]    --> src/resolver/mod.rs:464:14
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl CoreResolver {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 464 |     async fn query_sequential(&self, request: &Request) -> Result<Response> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `inserted_at` and `original_ttl` are never read
[INFO] [stdout]   --> src/resolver/cache.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct CacheEntry {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     inserted_at: Instant,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     original_ttl: Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CacheEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `TransportStats` is never used
[INFO] [stdout]   --> src/resolver/health.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | type TransportStats = BasicStats;
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `check_emergency_status` and `enhance_error_with_emergency_info` are never used
[INFO] [stdout]    --> src/builder/resolver.rs:520:14
[INFO] [stdout]     |
[INFO] [stdout]  50 | impl SmartDnsResolver {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 520 |     async fn check_emergency_status(&self) -> Option<String> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 537 |     async fn enhance_error_with_emergency_info(&self, original_error: DnsError) -> String {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 25s
[INFO] running `Command { std: "docker" "inspect" "de63fe07520ee68e56a6125d3552027dc08b9b8b83bb1675be8a81458d5522e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de63fe07520ee68e56a6125d3552027dc08b9b8b83bb1675be8a81458d5522e5", kill_on_drop: false }`
[INFO] [stdout] de63fe07520ee68e56a6125d3552027dc08b9b8b83bb1675be8a81458d5522e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cae2c28806b970a62c31894d7e138883eefadb6fa18ea1431a193780dc54a08d
[INFO] running `Command { std: "docker" "start" "-a" "cae2c28806b970a62c31894d7e138883eefadb6fa18ea1431a193780dc54a08d", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `EdnsOption` and `EdnsRecord`
[INFO] [stdout]  --> src/transport/udp.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::types::{EdnsRecord, EdnsOption, edns_option_codes};
[INFO] [stdout]   |                    ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_info` and `dns_transport`
[INFO] [stdout]   --> src/transport/udp.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stdout]    |                        ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_debug`, `dns_info`, and `dns_transport`
[INFO] [stdout]   --> src/transport/tcp.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_debug`, `dns_info`, and `dns_transport`
[INFO] [stdout]   --> src/transport/tls.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dns_debug`
[INFO] [stdout]    --> src/transport/tls.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |         use crate::{dns_debug, dns_info};
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Method`
[INFO] [stdout]   --> src/transport/https.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 | use reqwest::{Client, Method};
[INFO] [stdout]    |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dns_debug`
[INFO] [stdout]   --> src/transport/https.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |         use crate::{dns_debug, dns_info};
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dns_debug`
[INFO] [stdout]    --> src/transport/https.rs:130:21
[INFO] [stdout]     |
[INFO] [stdout] 130 |         use crate::{dns_debug, dns_info};
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_error` and `dns_transport`
[INFO] [stdout]   --> src/resolver/mod.rs:13:34
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::{dns_debug, dns_info, dns_error, dns_transport, dns_warn};
[INFO] [stdout]    |                                  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Record`
[INFO] [stdout]  --> src/resolver/cache.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{Query, Response, Record};
[INFO] [stdout]   |                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]  --> src/resolver/health.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::{SystemTime, Instant, Duration};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tokio-rustls`
[INFO] [stdout]   --> src/error.rs:77:7
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[cfg(feature = "tokio-rustls")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `orni_dns`, `pyo3`, and `python-bindings`
[INFO] [stdout]    = help: consider adding `tokio-rustls` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `reqwest`
[INFO] [stdout]   --> src/error.rs:84:7
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[cfg(feature = "reqwest")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `orni_dns`, `pyo3`, and `python-bindings`
[INFO] [stdout]    = help: consider adding `reqwest` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> src/builder/engine.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tokio_rustls::rustls::RootCertStore::add_server_trust_anchors`: Please use `add_trust_anchors` instead
[INFO] [stdout]   --> src/transport/tls.rs:88:24
[INFO] [stdout]    |
[INFO] [stdout] 88 |             root_store.add_server_trust_anchors(
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/logger.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/transport/udp.rs:372:13
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut offset = 12;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `original_size`
[INFO] [stdout]    --> src/resolver/cache.rs:188:17
[INFO] [stdout]     |
[INFO] [stdout] 188 |             let original_size = cache.len();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `new_status` is never read
[INFO] [stdout]    --> src/resolver/health.rs:175:30
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let mut new_status = UpstreamStatus::Unknown;  // 默认为未知状态
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 184 |             new_status = UpstreamStatus::Available;
[INFO] [stdout]     |             -------------------------------------- `new_status` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/resolver/mod.rs:501:14
[INFO] [stdout]     |
[INFO] [stdout] 501 |         for (index, transport) in available_transports.iter().enumerate() {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `retry_count` is never read
[INFO] [stdout]   --> src/resolver/mod.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct CoreResolver {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 47 |     retry_count: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CoreResolver` 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: method `query_sequential` is never used
[INFO] [stdout]    --> src/resolver/mod.rs:464:14
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl CoreResolver {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 464 |     async fn query_sequential(&self, request: &Request) -> Result<Response> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `inserted_at` and `original_ttl` are never read
[INFO] [stdout]   --> src/resolver/cache.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct CacheEntry {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     inserted_at: Instant,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     original_ttl: Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CacheEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `TransportStats` is never used
[INFO] [stdout]   --> src/resolver/health.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | type TransportStats = BasicStats;
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `check_emergency_status` and `enhance_error_with_emergency_info` are never used
[INFO] [stdout]    --> src/builder/resolver.rs:520:14
[INFO] [stdout]     |
[INFO] [stdout]  50 | impl SmartDnsResolver {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 520 |     async fn check_emergency_status(&self) -> Option<String> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 537 |     async fn enhance_error_with_emergency_info(&self, original_error: DnsError) -> String {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EdnsOption` and `EdnsRecord`
[INFO] [stdout]  --> src/transport/udp.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::types::{EdnsRecord, EdnsOption, edns_option_codes};
[INFO] [stdout]   |                    ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_info` and `dns_transport`
[INFO] [stdout]   --> src/transport/udp.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stdout]    |                        ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_debug`, `dns_info`, and `dns_transport`
[INFO] [stdout]   --> src/transport/tcp.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_debug`, `dns_info`, and `dns_transport`
[INFO] [stdout]   --> src/transport/tls.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stdout]    |             ^^^^^^^^^  ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dns_debug`
[INFO] [stdout]    --> src/transport/tls.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |         use crate::{dns_debug, dns_info};
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Method`
[INFO] [stdout]   --> src/transport/https.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 | use reqwest::{Client, Method};
[INFO] [stdout]    |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dns_debug`
[INFO] [stdout]   --> src/transport/https.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |         use crate::{dns_debug, dns_info};
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dns_debug`
[INFO] [stdout]    --> src/transport/https.rs:130:21
[INFO] [stdout]     |
[INFO] [stdout] 130 |         use crate::{dns_debug, dns_info};
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `dns_error` and `dns_transport`
[INFO] [stdout]   --> src/resolver/mod.rs:13:34
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::{dns_debug, dns_info, dns_error, dns_transport, dns_warn};
[INFO] [stdout]    |                                  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Record`
[INFO] [stdout]  --> src/resolver/cache.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{Query, Response, Record};
[INFO] [stdout]   |                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]  --> src/resolver/health.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::{SystemTime, Instant, Duration};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tokio-rustls`
[INFO] [stdout]   --> src/error.rs:77:7
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[cfg(feature = "tokio-rustls")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `orni_dns`, `pyo3`, and `python-bindings`
[INFO] [stdout]    = help: consider adding `tokio-rustls` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `reqwest`
[INFO] [stdout]   --> src/error.rs:84:7
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[cfg(feature = "reqwest")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `orni_dns`, `pyo3`, and `python-bindings`
[INFO] [stdout]    = help: consider adding `reqwest` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> src/builder/engine.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]    --> src/dns_response.rs:413:9
[INFO] [stdout]     |
[INFO] [stdout] 413 |     use std::str::FromStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RecordType`
[INFO] [stdout]  --> examples/mx_record_test_doh.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 |     DnsResolverBuilder, RecordType, QueryStrategy,
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ResponseCode`
[INFO] [stdout]  --> tests/dns_response_tests.rs:6:77
[INFO] [stdout]   |
[INFO] [stdout] 6 |     DnsResponseBuilder, DnsResponseWrapper, RecordType, QClass, RecordData, ResponseCode
[INFO] [stdout]   |                                                                             ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `round_robin_resolver`
[INFO] [stdout]    --> examples/smart_dns_example.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let round_robin_resolver = DnsResolverBuilder::new(
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_round_robin_resolver`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `expected_has_mx` is never read
[INFO] [stdout]   --> examples/mx_record_test_doh.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct MxTestCase {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     expected_has_mx: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MxTestCase` has a derived impl for the trait `Debug`, but this is 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: field `name` is never read
[INFO] [stdout]   --> examples/round_robin_optimization.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct BenchmarkStats {
[INFO] [stdout]    |        -------------- field in this struct
[INFO] [stdout] 25 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BenchmarkStats` 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: use of deprecated method `tokio_rustls::rustls::RootCertStore::add_server_trust_anchors`: Please use `add_trust_anchors` instead
[INFO] [stdout]   --> src/transport/tls.rs:88:24
[INFO] [stdout]    |
[INFO] [stdout] 88 |             root_store.add_server_trust_anchors(
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/logger.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/transport/udp.rs:372:13
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut offset = 12;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `original_size`
[INFO] [stdout]    --> src/resolver/cache.rs:188:17
[INFO] [stdout]     |
[INFO] [stdout] 188 |             let original_size = cache.len();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `new_status` is never read
[INFO] [stdout]    --> src/resolver/health.rs:175:30
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let mut new_status = UpstreamStatus::Unknown;  // 默认为未知状态
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 184 |             new_status = UpstreamStatus::Available;
[INFO] [stdout]     |             -------------------------------------- `new_status` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/resolver/mod.rs:501:14
[INFO] [stdout]     |
[INFO] [stdout] 501 |         for (index, transport) in available_transports.iter().enumerate() {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `retry_count` is never read
[INFO] [stdout]   --> src/resolver/mod.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct CoreResolver {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 47 |     retry_count: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CoreResolver` 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: method `query_sequential` is never used
[INFO] [stdout]    --> src/resolver/mod.rs:464:14
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl CoreResolver {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 464 |     async fn query_sequential(&self, request: &Request) -> Result<Response> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `inserted_at` and `original_ttl` are never read
[INFO] [stdout]   --> src/resolver/cache.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct CacheEntry {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     inserted_at: Instant,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     original_ttl: Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CacheEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `TransportStats` is never used
[INFO] [stdout]   --> src/resolver/health.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | type TransportStats = BasicStats;
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `check_emergency_status` and `enhance_error_with_emergency_info` are never used
[INFO] [stdout]    --> src/builder/resolver.rs:520:14
[INFO] [stdout]     |
[INFO] [stdout]  50 | impl SmartDnsResolver {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 520 |     async fn check_emergency_status(&self) -> Option<String> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 537 |     async fn enhance_error_with_emergency_info(&self, original_error: DnsError) -> String {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]   --> examples/comprehensive_dns_query.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use rand;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DnsError`, `DnsQueryRequest`, `DnsRecordType`, `DnsResolverBuilder`, `Flags`, `HttpMethod`, `HttpsConfig`, `QClass`, `Query`, `Request`, `SmartDnsResolver`, `TlsConfig`, and `TransportConfig`
[INFO] [stdout]   --> examples/comprehensive_dns_query.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     DnsResolverBuilder,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     builder::{SmartDnsResolver, types::{DnsQueryRequest, DnsRecordType}},
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^          ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 24 |     types::{Request, Query, RecordType, QClass, Flags},
[INFO] [stdout]    |             ^^^^^^^  ^^^^^              ^^^^^^  ^^^^^
[INFO] [stdout] 25 |     error::{DnsError, Result},
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 26 |     transport::{TransportConfig, TlsConfig, HttpsConfig, HttpMethod},
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `transport_name`
[INFO] [stdout]    --> examples/comprehensive_dns_query.rs:268:5
[INFO] [stdout]     |
[INFO] [stdout] 268 |     transport_name: &str,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transport_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `transport_name`
[INFO] [stdout]    --> examples/comprehensive_dns_query.rs:317:5
[INFO] [stdout]     |
[INFO] [stdout] 317 |     transport_name: &str,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transport_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `duration`
[INFO] [stdout]    --> examples/comprehensive_dns_query.rs:589:23
[INFO] [stdout]     |
[INFO] [stdout] 589 |         let (success, duration, details) = perform_query(&resolver, &test_case, "UDP").await;
[INFO] [stdout]     |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RecordType`
[INFO] [stdout]  --> examples/mx_record_test_udp.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 |     builder::DnsResolverBuilder, RecordType, QueryStrategy,
[INFO] [stdout]   |                                  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `expected_has_mx` is never read
[INFO] [stdout]   --> examples/mx_record_test_dot.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct MxTestCase {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     expected_has_mx: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MxTestCase` has a derived impl for the trait `Debug`, but this is 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: field `expected_has_mx` is never read
[INFO] [stdout]   --> examples/mx_record_test_udp.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct MxTestCase {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     expected_has_mx: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MxTestCase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2m 36s
[INFO] running `Command { std: "docker" "inspect" "cae2c28806b970a62c31894d7e138883eefadb6fa18ea1431a193780dc54a08d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae2c28806b970a62c31894d7e138883eefadb6fa18ea1431a193780dc54a08d", kill_on_drop: false }`
[INFO] [stdout] cae2c28806b970a62c31894d7e138883eefadb6fa18ea1431a193780dc54a08d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40f5301bb37c3a33491833a5c0a5ae399c400b4a8b4c389ac34116b402d37da4
[INFO] running `Command { std: "docker" "start" "-a" "40f5301bb37c3a33491833a5c0a5ae399c400b4a8b4c389ac34116b402d37da4", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `EdnsOption` and `EdnsRecord`
[INFO] [stderr]  --> src/transport/udp.rs:4:20
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::types::{EdnsRecord, EdnsOption, edns_option_codes};
[INFO] [stderr]   |                    ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `dns_info` and `dns_transport`
[INFO] [stderr]   --> src/transport/udp.rs:10:24
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stderr]    |                        ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `dns_debug`, `dns_info`, and `dns_transport`
[INFO] [stderr]   --> src/transport/tcp.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stderr]    |             ^^^^^^^^^  ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `dns_debug`, `dns_info`, and `dns_transport`
[INFO] [stderr]   --> src/transport/tls.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 | use crate::{dns_debug, dns_info, dns_error, dns_transport};
[INFO] [stderr]    |             ^^^^^^^^^  ^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dns_debug`
[INFO] [stderr]    --> src/transport/tls.rs:145:21
[INFO] [stderr]     |
[INFO] [stderr] 145 |         use crate::{dns_debug, dns_info};
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Method`
[INFO] [stderr]   --> src/transport/https.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 | use reqwest::{Client, Method};
[INFO] [stderr]    |                       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dns_debug`
[INFO] [stderr]   --> src/transport/https.rs:74:21
[INFO] [stderr]    |
[INFO] [stderr] 74 |         use crate::{dns_debug, dns_info};
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dns_debug`
[INFO] [stderr]    --> src/transport/https.rs:130:21
[INFO] [stderr]     |
[INFO] [stderr] 130 |         use crate::{dns_debug, dns_info};
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `dns_error` and `dns_transport`
[INFO] [stderr]   --> src/resolver/mod.rs:13:34
[INFO] [stderr]    |
[INFO] [stderr] 13 | use crate::{dns_debug, dns_info, dns_error, dns_transport, dns_warn};
[INFO] [stderr]    |                                  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Record`
[INFO] [stderr]  --> src/resolver/cache.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{Query, Response, Record};
[INFO] [stderr]   |                              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Instant`
[INFO] [stderr]  --> src/resolver/health.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::time::{SystemTime, Instant, Duration};
[INFO] [stderr]   |                             ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `tokio-rustls`
[INFO] [stderr]   --> src/error.rs:77:7
[INFO] [stderr]    |
[INFO] [stderr] 77 | #[cfg(feature = "tokio-rustls")]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `default`, `orni_dns`, `pyo3`, and `python-bindings`
[INFO] [stderr]    = help: consider adding `tokio-rustls` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `reqwest`
[INFO] [stderr]   --> src/error.rs:84:7
[INFO] [stderr]    |
[INFO] [stderr] 84 | #[cfg(feature = "reqwest")]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `default`, `orni_dns`, `pyo3`, and `python-bindings`
[INFO] [stderr]    = help: consider adding `reqwest` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]  --> src/builder/engine.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use uuid::Uuid;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `tokio_rustls::rustls::RootCertStore::add_server_trust_anchors`: Please use `add_trust_anchors` instead
[INFO] [stderr]   --> src/transport/tls.rs:88:24
[INFO] [stderr]    |
[INFO] [stderr] 88 |             root_store.add_server_trust_anchors(
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]   --> src/logger.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::io::Write;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/transport/udp.rs:372:13
[INFO] [stderr]     |
[INFO] [stderr] 372 |         let mut offset = 12;
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `original_size`
[INFO] [stderr]    --> src/resolver/cache.rs:188:17
[INFO] [stderr]     |
[INFO] [stderr] 188 |             let original_size = cache.len();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_original_size`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `new_status` is never read
[INFO] [stderr]    --> src/resolver/health.rs:175:30
[INFO] [stderr]     |
[INFO] [stderr] 175 |         let mut new_status = UpstreamStatus::Unknown;  // 默认为未知状态
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 184 |             new_status = UpstreamStatus::Available;
[INFO] [stderr]     |             -------------------------------------- `new_status` is overwritten here before the previous value is read
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/resolver/mod.rs:501:14
[INFO] [stderr]     |
[INFO] [stderr] 501 |         for (index, transport) in available_transports.iter().enumerate() {
[INFO] [stderr]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: field `retry_count` is never read
[INFO] [stderr]   --> src/resolver/mod.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct CoreResolver {
[INFO] [stderr]    |            ------------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 47 |     retry_count: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CoreResolver` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `query_sequential` is never used
[INFO] [stderr]    --> src/resolver/mod.rs:464:14
[INFO] [stderr]     |
[INFO] [stderr] 133 | impl CoreResolver {
[INFO] [stderr]     | ----------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 464 |     async fn query_sequential(&self, request: &Request) -> Result<Response> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `inserted_at` and `original_ttl` are never read
[INFO] [stderr]   --> src/resolver/cache.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct CacheEntry {
[INFO] [stderr]    |        ---------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 14 |     inserted_at: Instant,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 |     original_ttl: Duration,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CacheEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `TransportStats` is never used
[INFO] [stderr]   --> src/resolver/health.rs:22:6
[INFO] [stderr]    |
[INFO] [stderr] 22 | type TransportStats = BasicStats;
[INFO] [stderr]    |      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `check_emergency_status` and `enhance_error_with_emergency_info` are never used
[INFO] [stderr]    --> src/builder/resolver.rs:520:14
[INFO] [stderr]     |
[INFO] [stderr]  50 | impl SmartDnsResolver {
[INFO] [stderr]     | --------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 520 |     async fn check_emergency_status(&self) -> Option<String> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 537 |     async fn enhance_error_with_emergency_info(&self, original_error: DnsError) -> String {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rat_quickdns` (lib) generated 25 warnings (run `cargo fix --lib -p rat_quickdns` to apply 15 suggestions)
[INFO] [stderr] warning: unused import: `RecordType`
[INFO] [stderr]  --> examples/mx_record_test_udp.rs:5:34
[INFO] [stderr]   |
[INFO] [stderr] 5 |     builder::DnsResolverBuilder, RecordType, QueryStrategy,
[INFO] [stderr]   |                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `expected_has_mx` is never read
[INFO] [stderr]   --> examples/mx_record_test_udp.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct MxTestCase {
[INFO] [stderr]    |        ---------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 17 |     expected_has_mx: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MxTestCase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]   --> examples/round_robin_optimization.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct BenchmarkStats {
[INFO] [stderr]    |        -------------- field in this struct
[INFO] [stderr] 25 |     name: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BenchmarkStats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ResponseCode`
[INFO] [stderr]  --> tests/dns_response_tests.rs:6:77
[INFO] [stderr]   |
[INFO] [stderr] 6 |     DnsResponseBuilder, DnsResponseWrapper, RecordType, QClass, RecordData, ResponseCode
[INFO] [stderr]   |                                                                             ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RecordType`
[INFO] [stderr]  --> examples/mx_record_test_doh.rs:5:25
[INFO] [stderr]   |
[INFO] [stderr] 5 |     DnsResolverBuilder, RecordType, QueryStrategy,
[INFO] [stderr]   |                         ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `expected_has_mx` is never read
[INFO] [stderr]   --> examples/mx_record_test_doh.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct MxTestCase {
[INFO] [stderr]    |        ---------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 14 |     expected_has_mx: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MxTestCase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `round_robin_resolver`
[INFO] [stderr]    --> examples/smart_dns_example.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let round_robin_resolver = DnsResolverBuilder::new(
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_round_robin_resolver`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rat_quickdns` (example "mx_record_test_udp") generated 2 warnings (run `cargo fix --example "mx_record_test_udp" -p rat_quickdns` to apply 1 suggestion)
[INFO] [stderr] warning: `rat_quickdns` (example "round_robin_optimization") generated 1 warning
[INFO] [stderr] warning: `rat_quickdns` (test "dns_response_tests") generated 1 warning (run `cargo fix --test "dns_response_tests" -p rat_quickdns` to apply 1 suggestion)
[INFO] [stderr] warning: `rat_quickdns` (example "mx_record_test_doh") generated 2 warnings (run `cargo fix --example "mx_record_test_doh" -p rat_quickdns` to apply 1 suggestion)
[INFO] [stderr] warning: `rat_quickdns` (example "smart_dns_example") generated 1 warning (run `cargo fix --example "smart_dns_example" -p rat_quickdns` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]   --> examples/comprehensive_dns_query.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use rand;
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DnsError`, `DnsQueryRequest`, `DnsRecordType`, `DnsResolverBuilder`, `Flags`, `HttpMethod`, `HttpsConfig`, `QClass`, `Query`, `Request`, `SmartDnsResolver`, `TlsConfig`, and `TransportConfig`
[INFO] [stderr]   --> examples/comprehensive_dns_query.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     DnsResolverBuilder,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 23 |     builder::{SmartDnsResolver, types::{DnsQueryRequest, DnsRecordType}},
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^          ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 24 |     types::{Request, Query, RecordType, QClass, Flags},
[INFO] [stderr]    |             ^^^^^^^  ^^^^^              ^^^^^^  ^^^^^
[INFO] [stderr] 25 |     error::{DnsError, Result},
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 26 |     transport::{TransportConfig, TlsConfig, HttpsConfig, HttpMethod},
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `transport_name`
[INFO] [stderr]    --> examples/comprehensive_dns_query.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     transport_name: &str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transport_name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `transport_name`
[INFO] [stderr]    --> examples/comprehensive_dns_query.rs:317:5
[INFO] [stderr]     |
[INFO] [stderr] 317 |     transport_name: &str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transport_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `duration`
[INFO] [stderr]    --> examples/comprehensive_dns_query.rs:589:23
[INFO] [stderr]     |
[INFO] [stderr] 589 |         let (success, duration, details) = perform_query(&resolver, &test_case, "UDP").await;
[INFO] [stderr]     |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]    --> src/dns_response.rs:413:9
[INFO] [stderr]     |
[INFO] [stderr] 413 |     use std::str::FromStr;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `expected_has_mx` is never read
[INFO] [stderr]   --> examples/mx_record_test_dot.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct MxTestCase {
[INFO] [stderr]    |        ---------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 15 |     expected_has_mx: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MxTestCase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rat_quickdns` (example "comprehensive_dns_query") generated 5 warnings (run `cargo fix --example "comprehensive_dns_query" -p rat_quickdns` to apply 5 suggestions)
[INFO] [stderr] warning: `rat_quickdns` (lib test) generated 26 warnings (25 duplicates) (run `cargo fix --lib -p rat_quickdns --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `rat_quickdns` (example "mx_record_test_dot") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rat_quickdns-9717896739b7b02c)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test config::strict::tests::test_strict_config_builder_success ... ok
[INFO] [stdout] test dns_response::tests::test_create_a_response ... ok
[INFO] [stdout] test dns_response::tests::test_create_nxdomain_response ... ok
[INFO] [stdout] test dns_response::tests::test_dns_response_builder ... ok
[INFO] [stdout] test resolver::cache::tests::test_cache_insert_and_get ... ok
[INFO] [stdout] test resolver::cache::tests::test_cache_expiration ... ok
[INFO] [stdout] test config::strict::tests::test_upstream_spec_invalid_address ... ok
[INFO] [stdout] test utils::tests::test_parse_simple_server_address ... ok
[INFO] [stdout] test config::strict::tests::test_strict_config_builder_missing_required ... ok
[INFO] [stdout] test utils::tests::test_get_user_agent ... ok
[INFO] [stdout] test utils::tests::test_parse_server_address ... ok
[INFO] [stderr]      Running tests/dns_response_tests.rs (/opt/rustwide/target/debug/deps/dns_response_tests-ebf0330643d3efd2)
[INFO] [stdout] test config::strict::tests::test_upstream_spec_parse_address ... ok
[INFO] [stdout] test utils::tests::test_parse_url_components ... ok
[INFO] [stdout] test utils::tests::test_validate_https_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test test_complex_dns_response ... ok
[INFO] [stdout] test test_create_aaaa_response ... ok
[INFO] [stdout] test test_create_mx_response ... ok
[INFO] [stdout] test test_create_cname_response ... ok
[INFO] [stdout] test test_create_ns_response ... ok
[INFO] [stdout] test test_create_nxdomain_response ... ok
[INFO] [stdout] test test_create_ptr_response ... ok
[INFO] [stdout] test test_dns_response_builder_basic ... ok
[INFO] [stdout] test test_dns_server_simulation ... ok
[INFO] [stdout] test test_create_soa_response ... ok
[INFO] [stdout] test test_create_srv_response ... ok
[INFO] [stdout] test test_create_txt_response ... ok
[INFO] [stdout] test test_edge_cases ... ok
[INFO] [stdout] test test_create_server_failure_response ... ok
[INFO] [stdout] test test_create_a_response ... ok
[INFO] [stdout] test test_response_structure_completeness ... ok
[INFO] [stderr]    Doc-tests rat_quickdns
[INFO] [stdout] test test_truncated_response ... ok
[INFO] [stdout] test test_various_response_codes ... ok
[INFO] [stdout] test test_performance_bulk_response_creation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "40f5301bb37c3a33491833a5c0a5ae399c400b4a8b4c389ac34116b402d37da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40f5301bb37c3a33491833a5c0a5ae399c400b4a8b4c389ac34116b402d37da4", kill_on_drop: false }`
[INFO] [stdout] 40f5301bb37c3a33491833a5c0a5ae399c400b4a8b4c389ac34116b402d37da4
