[INFO] fetching crate simple-mdns 0.5.0...
[INFO] checking simple-mdns-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate simple-mdns 0.5.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate simple-mdns 0.5.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-mdns 0.5.0
[INFO] finished tweaking crates.io crate simple-mdns 0.5.0
[INFO] tweaked toml for crates.io crate simple-mdns 0.5.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 84 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding endian-type v0.1.2 (latest: v0.2.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding simple-dns v0.5.7 (latest: v0.7.0)
[INFO] [stderr]       Adding stderrlog v0.5.4 (latest: v0.6.0)
[INFO] [stderr]       Adding termcolor v1.1.3 (latest: v1.4.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple-dns v0.5.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f53d633531479812893d42831e0b79f41979832e575b8a9d83c71f705457bc8b
[INFO] running `Command { std: "docker" "start" "-a" "f53d633531479812893d42831e0b79f41979832e575b8a9d83c71f705457bc8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f53d633531479812893d42831e0b79f41979832e575b8a9d83c71f705457bc8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f53d633531479812893d42831e0b79f41979832e575b8a9d83c71f705457bc8b", kill_on_drop: false }`
[INFO] [stdout] f53d633531479812893d42831e0b79f41979832e575b8a9d83c71f705457bc8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc8335b5a1c5b4224f5f97aa4af11b9d31a446329b031cf3ae5f0f3d8dc64f14
[INFO] running `Command { std: "docker" "start" "-a" "cc8335b5a1c5b4224f5f97aa4af11b9d31a446329b031cf3ae5f0f3d8dc64f14", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking simple-dns v0.5.7
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking simple-mdns v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/conversion_utils.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{collections::HashMap, convert::TryFrom, net::IpAddr};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/conversion_utils.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::{convert::From, net::SocketAddr};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNICAST_RESPONSE` is never used
[INFO] [stdout]   --> src/lib.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | const UNICAST_RESPONSE: bool = cfg!(not(test));
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_reply` is never used
[INFO] [stdout]   --> src/lib.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub(crate) fn build_reply<'b>(
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_records` is never used
[INFO] [stdout]   --> src/instance_information.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl InstanceInformation {
[INFO] [stdout]    | ------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub(crate) fn from_records<'a>(records: impl Iterator<Item = &'a ResourceRecord<'a>>) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MULTICAST_PORT` is never used
[INFO] [stdout]  --> src/network_scope.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const MULTICAST_PORT: u16 = 5353;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MULTICAST_ADDR_IPV4` is never used
[INFO] [stdout]  --> src/network_scope.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const MULTICAST_ADDR_IPV4: Ipv4Addr = Ipv4Addr::new(224, 0, 0, 251);
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MULTICAST_ADDR_IPV6` is never used
[INFO] [stdout]  --> src/network_scope.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const MULTICAST_ADDR_IPV6: Ipv6Addr = Ipv6Addr::new(0xFF02, 0, 0, 0, 0, 0, 0, 0xFB);
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `socket_address` is never used
[INFO] [stdout]   --> src/network_scope.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl NetworkScope {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub(crate) fn socket_address(&self) -> SocketAddr {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ResourceRecordManager` is never constructed
[INFO] [stdout]  --> src/resource_record_manager.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct ResourceRecordManager<'a> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ResourceRecordManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/resource_record_manager.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<'a> ResourceRecordManager<'a> {
[INFO] [stdout]    | ---------------------------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn add_owned_resource(&mut self, resource: ResourceRecord<'a>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn add_expirable_resource(&mut self, resource: ResourceRecord<'a>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn remove_resource_record(&mut self, resource_record: &ResourceRecord<'a>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn get_next_refresh(&self) -> Option<Instant> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |     pub fn get_domain_resources<'b>(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_key` is never used
[INFO] [stdout]    --> src/resource_record_manager.rs:136:4
[INFO] [stdout]     |
[INFO] [stdout] 136 | fn get_key(name: &Name) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ResourceRecordType` is never used
[INFO] [stdout]    --> src/resource_record_manager.rs:145:6
[INFO] [stdout]     |
[INFO] [stdout] 145 | enum ResourceRecordType {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_owned`, `is_expired`, and `should_refresh` are never used
[INFO] [stdout]    --> src/resource_record_manager.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 150 | impl ResourceRecordType {
[INFO] [stdout]     | ----------------------- methods in this implementation
[INFO] [stdout] 151 |     pub fn is_owned(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn is_expired(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub fn should_refresh(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExpirationInfo` is never constructed
[INFO] [stdout]    --> src/resource_record_manager.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 | struct ExpirationInfo {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/resource_record_manager.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl ExpirationInfo {
[INFO] [stdout]     | ------------------- associated function in this implementation
[INFO] [stdout] 177 |     pub fn new(ttl: u32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sender_socket` is never used
[INFO] [stdout]   --> src/socket_helper.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn sender_socket(ipv4: bool) -> io::Result<UdpSocket> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `join_multicast` is never used
[INFO] [stdout]   --> src/socket_helper.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn join_multicast(network_scope: NetworkScope) -> io::Result<UdpSocket> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_socket` is never used
[INFO] [stdout]   --> src/socket_helper.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn create_socket(domain: Domain) -> io::Result<Socket> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bind_multicast` is never used
[INFO] [stdout]   --> src/socket_helper.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn bind_multicast(socket: Socket, address: &IpAddr, port: u16) -> io::Result<Socket> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking stderrlog v0.5.4
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/conversion_utils.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{collections::HashMap, convert::TryFrom, net::IpAddr};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/conversion_utils.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::{convert::From, net::SocketAddr};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> src/resource_record_manager.rs:196:15
[INFO] [stdout]     |
[INFO] [stdout] 196 |     use std::{convert::TryInto, net::Ipv4Addr, str::FromStr};
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Name` is imported redundantly
[INFO] [stdout]    --> src/resource_record_manager.rs:198:58
[INFO] [stdout]     |
[INFO] [stdout] 198 |     use simple_dns::{rdata::RData, rdata::A, rdata::TXT, Name};
[INFO] [stdout]     |                                                          ^^^^
[INFO] [stdout] 199 |
[INFO] [stdout] 200 |     use super::*;
[INFO] [stdout]     |         -------- the item `Name` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         convert::TryInto,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `build_reply` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         build_reply,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96 |     use super::*;
[INFO] [stdout]    |         -------- the item `build_reply` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNICAST_RESPONSE` is never used
[INFO] [stdout]   --> src/lib.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | const UNICAST_RESPONSE: bool = cfg!(not(test));
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_records` is never used
[INFO] [stdout]   --> src/instance_information.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl InstanceInformation {
[INFO] [stdout]    | ------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub(crate) fn from_records<'a>(records: impl Iterator<Item = &'a ResourceRecord<'a>>) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `socket_address` is never used
[INFO] [stdout]   --> src/network_scope.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl NetworkScope {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub(crate) fn socket_address(&self) -> SocketAddr {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_expirable_resource`, `remove_resource_record`, `clear`, and `get_next_refresh` are never used
[INFO] [stdout]   --> src/resource_record_manager.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<'a> ResourceRecordManager<'a> {
[INFO] [stdout]    | ---------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn add_expirable_resource(&mut self, resource: ResourceRecord<'a>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn remove_resource_record(&mut self, resource_record: &ResourceRecord<'a>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn get_next_refresh(&self) -> Option<Instant> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Expirable` is never constructed
[INFO] [stdout]    --> src/resource_record_manager.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 145 | enum ResourceRecordType {
[INFO] [stdout]     |      ------------------ variant in this enum
[INFO] [stdout] 146 |     Owned,
[INFO] [stdout] 147 |     Expirable(ExpirationInfo),
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ResourceRecordType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `should_refresh` is never used
[INFO] [stdout]    --> src/resource_record_manager.rs:161:12
[INFO] [stdout]     |
[INFO] [stdout] 150 | impl ResourceRecordType {
[INFO] [stdout]     | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub fn should_refresh(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/resource_record_manager.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl ExpirationInfo {
[INFO] [stdout]     | ------------------- associated function in this implementation
[INFO] [stdout] 177 |     pub fn new(ttl: u32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sender_socket` is never used
[INFO] [stdout]   --> src/socket_helper.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn sender_socket(ipv4: bool) -> io::Result<UdpSocket> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.72s
[INFO] running `Command { std: "docker" "inspect" "cc8335b5a1c5b4224f5f97aa4af11b9d31a446329b031cf3ae5f0f3d8dc64f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc8335b5a1c5b4224f5f97aa4af11b9d31a446329b031cf3ae5f0f3d8dc64f14", kill_on_drop: false }`
[INFO] [stdout] cc8335b5a1c5b4224f5f97aa4af11b9d31a446329b031cf3ae5f0f3d8dc64f14