[INFO] cloning repository https://github.com/galacticfungus/ProgrammableProxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/galacticfungus/ProgrammableProxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgalacticfungus%2FProgrammableProxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgalacticfungus%2FProgrammableProxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01513b982a8d691f9e964241ebeac9910498fc46
[INFO] testing galacticfungus/ProgrammableProxy against nightly-2025-01-18 for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgalacticfungus%2FProgrammableProxy" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/galacticfungus/ProgrammableProxy on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/galacticfungus/ProgrammableProxy
[INFO] finished tweaking git repo https://github.com/galacticfungus/ProgrammableProxy
[INFO] tweaked toml for git repo https://github.com/galacticfungus/ProgrammableProxy written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/galacticfungus/ProgrammableProxy 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" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9004d5f9c92847559be9f3fe7370d627f9412cbabf43a0736b687dbc8dd0f8a
[INFO] running `Command { std: "docker" "start" "-a" "a9004d5f9c92847559be9f3fe7370d627f9412cbabf43a0736b687dbc8dd0f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9004d5f9c92847559be9f3fe7370d627f9412cbabf43a0736b687dbc8dd0f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9004d5f9c92847559be9f3fe7370d627f9412cbabf43a0736b687dbc8dd0f8a", kill_on_drop: false }`
[INFO] [stdout] a9004d5f9c92847559be9f3fe7370d627f9412cbabf43a0736b687dbc8dd0f8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 468a749f1366736e7c83f5267d5c8c9b02dfa0db78bb54eb07e841d03e112517
[INFO] running `Command { std: "docker" "start" "-a" "468a749f1366736e7c83f5267d5c8c9b02dfa0db78bb54eb07e841d03e112517", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling pp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `convert::TryFrom`, `io::Cursor`, `sync::atomic`, and `write`
[INFO] [stdout]  --> src/dns/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     convert::TryFrom,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     fmt::{write, Display},
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 8 |     io::Cursor,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 9 |     sync::atomic,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NativeEndian`
[INFO] [stdout]  --> src/dns/builders/mod.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{NativeEndian, NetworkEndian, WriteBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DnsPacket`
[INFO] [stdout]  --> src/dns/builders/mod.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::{DnsPacket, DomainName, Question, QuestionClass, QuestionType};
[INFO] [stdout]   |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `Error`
[INFO] [stdout]  --> src/dns/header.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Error, ErrorKind, Header, OperationCode, PacketType, ResponseCode};
[INFO] [stdout]   |             ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `NetworkEndian` and `ReadBytesExt`
[INFO] [stdout]  --> src/dns/header.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{NetworkEndian, ReadBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Cursor`
[INFO] [stdout]  --> src/dns/header.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt::Display, io::Cursor};
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DnsPacket`, `ErrorKind`, `Error`, and `Header`
[INFO] [stdout]  --> src/dns/raw.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{DnsPacket, Error, ErrorKind, Header, RawPacket};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `NetworkEndian`, `ReadBytesExt`, and `WriteBytesExt`
[INFO] [stdout]  --> src/dns/raw.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{NetworkEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/dns/raw.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]  --> src/dns/raw.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Cursor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/dns/mod.rs:301:10
[INFO] [stdout]     |
[INFO] [stdout] 301 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:120:23
[INFO] [stdout]     |
[INFO] [stdout] 120 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:124:27
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?,
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:129:31
[INFO] [stdout]     |
[INFO] [stdout] 129 |                     .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:150:23
[INFO] [stdout]     |
[INFO] [stdout] 150 |             .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `labels`
[INFO] [stdout]    --> src/dns/builders/mod.rs:239:13
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let labels: Vec<&'a str> = domain_name.split('.').collect();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_labels`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `question_type`
[INFO] [stdout]    --> src/dns/builders/mod.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |         question_type: QuestionType,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_question_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:305:35
[INFO] [stdout]     |
[INFO] [stdout] 305 |                         .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:349:27
[INFO] [stdout]     |
[INFO] [stdout] 349 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:354:27
[INFO] [stdout]     |
[INFO] [stdout] 354 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:370:27
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:373:27
[INFO] [stdout]     |
[INFO] [stdout] 373 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:380:27
[INFO] [stdout]     |
[INFO] [stdout] 380 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?,
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:383:27
[INFO] [stdout]     |
[INFO] [stdout] 383 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?,
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `authority_count`
[INFO] [stdout]   --> src/dns/parser.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let authority_count = header.authority_count;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_authority_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]   --> src/dns/parser.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let z = Self::get_bit_position(9, 3, &bitmask);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:54:23
[INFO] [stdout]    |
[INFO] [stdout] 54 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:88:23
[INFO] [stdout]    |
[INFO] [stdout] 88 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:92:23
[INFO] [stdout]    |
[INFO] [stdout] 92 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_position`
[INFO] [stdout]    --> src/dns/parser.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let current_position = self.position;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_position`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:139:23
[INFO] [stdout]     |
[INFO] [stdout] 139 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:145:23
[INFO] [stdout]     |
[INFO] [stdout] 145 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/dns/parser.rs:198:25
[INFO] [stdout]     |
[INFO] [stdout] 198 |                     Err(error) => return Err(Error::new(ErrorKind::InvalidLabel)),
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:177:31
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/dns/parser.rs:274:25
[INFO] [stdout]     |
[INFO] [stdout] 274 |                     Err(error) => return Err(Error::new(ErrorKind::InvalidLabel)),
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `domain_labels`
[INFO] [stdout]    --> src/dns/parser.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |         domain_labels: &mut PreviousNames<'a>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_domain_labels`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:221:27
[INFO] [stdout]     |
[INFO] [stdout] 221 |                 .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:249:31
[INFO] [stdout]     |
[INFO] [stdout] 249 |                     .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:311:23
[INFO] [stdout]     |
[INFO] [stdout] 311 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:318:23
[INFO] [stdout]     |
[INFO] [stdout] 318 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:325:23
[INFO] [stdout]     |
[INFO] [stdout] 325 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:331:23
[INFO] [stdout]     |
[INFO] [stdout] 331 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RawPacket` is never constructed
[INFO] [stdout]   --> src/dns/mod.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct RawPacket {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DnsParser` is never constructed
[INFO] [stdout]   --> src/dns/mod.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct DnsParser {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `domain_name`, `question_class`, and `question_type` are never read
[INFO] [stdout]    --> src/dns/mod.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct Question<'a> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 145 |     domain_name: DomainName<'a>, // This is built from multiple strings
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 146 |     question_class: QuestionClass,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 147 |     question_type: QuestionType,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Question` 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: variant `Labels` is never constructed
[INFO] [stdout]    --> src/dns/mod.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub enum DomainName<'a> {
[INFO] [stdout]     |          ---------- variant in this enum
[INFO] [stdout] 166 |     // Owned str references, ie an uncompressed domain name from the packet, and the basis for the other three types of domain labels
[INFO] [stdout] 167 |     Labels(Vec<&'a str>),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DomainName` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `len`, `labels`, and `has_suitable_pointer` are never used
[INFO] [stdout]    --> src/dns/mod.rs:173:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl<'a> DomainName<'a> {
[INFO] [stdout]     | ----------------------- associated items in this implementation
[INFO] [stdout] 173 |     pub fn new(labels: Vec<&'a str>) -> DomainName<'a> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn labels(&'a self) -> &'a [&'a str] {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 193 |     pub fn has_suitable_pointer(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `previous_positions` is never read
[INFO] [stdout]    --> src/dns/mod.rs:318:5
[INFO] [stdout]     |
[INFO] [stdout] 316 | pub struct PreviousNames<'a> {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 317 |     domain_names: HashMap<u16, &'a DomainName<'a>>,
[INFO] [stdout] 318 |     previous_positions: HashSet<u16>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_label`, and `get` are never used
[INFO] [stdout]    --> src/dns/mod.rs:323:12
[INFO] [stdout]     |
[INFO] [stdout] 322 | impl<'a> PreviousNames<'a> {
[INFO] [stdout]     | -------------------------- associated items in this implementation
[INFO] [stdout] 323 |     pub fn new() -> PreviousNames<'a> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 331 |     pub fn add_label(&mut self, domain_name: &'a DomainName<'a>, position: u16) -> () {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 335 |     pub fn get(&self, position: u16) -> Option<&DomainName> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/dns/mod.rs:354:5
[INFO] [stdout]     |
[INFO] [stdout] 353 | pub struct Header {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 354 |     id: u16,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 355 |     packet_type: PacketType,
[INFO] [stdout] 356 |     operation_code: OperationCode,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 357 |     authorative: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 358 |     truncated: bool,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 359 |     recursion_desired: bool,
[INFO] [stdout] 360 |     recursion_available: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 361 |     // z was reserved by now used in sec dns
[INFO] [stdout] 362 |     response_code: ResponseCode,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 365 |     authority_count: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 366 |     additional_count: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Header` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Address` and `CanonicalName` are never constructed
[INFO] [stdout]    --> src/dns/mod.rs:370:5
[INFO] [stdout]     |
[INFO] [stdout] 369 | pub enum ResourcePayload<'a> {
[INFO] [stdout]     |          --------------- variants in this enum
[INFO] [stdout] 370 |     Address(&'a [u8]),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 371 |     CanonicalName(&'a str),
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ResourcePayload` 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: fields `questions`, `answers`, `authority`, and `additional` are never read
[INFO] [stdout]    --> src/dns/mod.rs:392:5
[INFO] [stdout]     |
[INFO] [stdout] 390 | pub struct DnsPacket<'a> {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 391 |     header: Header,
[INFO] [stdout] 392 |     questions: Vec<Question<'a>>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 393 |     answers: Vec<Resource<'a>>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 394 |     authority: Vec<Resource<'a>>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 395 |     additional: Vec<Resource<'a>>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DnsQueryBuilder` is never constructed
[INFO] [stdout]   --> src/dns/builders/mod.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct DnsQueryBuilder<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `QuestionBuilder` is never constructed
[INFO] [stdout]   --> src/dns/builders/mod.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct QuestionBuilder<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Pointer` and `LabelsThenPointer` are never constructed
[INFO] [stdout]   --> src/dns/builders/mod.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum DomainNamePointer<'a> {
[INFO] [stdout]    |          ----------------- variants in this enum
[INFO] [stdout] 35 |     Pointer(usize),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 36 |     LabelsThenPointer(&'a [&'a str], usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DomainNamePointer` 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: field `offset` is never read
[INFO] [stdout]   --> src/dns/builders/mod.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct DomainNameBuilder<'a> {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     offset: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `labels`, and `position` are never used
[INFO] [stdout]   --> src/dns/builders/mod.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl<'a> DomainNameBuilder<'a> {
[INFO] [stdout]    | ------------------------------ associated items in this implementation
[INFO] [stdout] 46 |     pub fn new(original_name: &'a DomainName<'a>, position: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     pub fn labels(&self) -> &[(&'a str, usize)] {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     pub fn position(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/dns/builders/mod.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl<'a> DnsQueryBuilder<'a> {
[INFO] [stdout]     | ---------------------------- associated items in this implementation
[INFO] [stdout] 108 |     pub fn new() -> DnsQueryBuilder<'a> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn write_id(&mut self, id: Option<u16>) -> Result<&mut Self, Error> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn recursion(&mut self, recursion_desired: bool) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     fn set_question_count(&mut self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn set_bit_position(&mut self, position: u8, bit_length: u8, bits_to_set: u16) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 |     fn parse_domain_name(thingy: &'a str) -> DomainName<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 229 |     fn add_question(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     pub fn request_address(&mut self, domain_name: &'a str) -> Result<&mut Self, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 270 |     pub fn build_query(&mut self) -> Result<[u8; 512], Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 360 |     fn write_labels(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/dns/header.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Header {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn new() -> Header {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/dns/packet.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl<'a> DnsPacket<'a> {
[INFO] [stdout]   | ---------------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn new(
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/dns/parser.rs:10:12
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl DnsParser {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 10  |     pub fn new() -> DnsParser {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14  |     pub fn parse_packet<'a>(&mut self, packet_data: &'a [u8]) -> Result<DnsPacket<'a>, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48  |     pub fn read_header(&mut self, packet_data: &[u8]) -> Result<Header, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn read_question<'a>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |     pub fn read_domain_name_pointer<'a>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 |     pub fn read_domain_name<'a>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 296 |     pub fn read_answer<'a>(
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 356 |     pub fn get_bit_position(position: u8, bit_length: u8, source: &u16) -> u8 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/dns/raw.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl RawPacket {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 80 |     pub fn new() -> RawPacket {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `ExceededPacketSize`, `ReadPacketDataFailed`, `WritePacketDataFailed`, and `InvalidLabel` are never constructed
[INFO] [stdout]  --> src/error.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum ErrorKind {
[INFO] [stdout]   |          --------- variants in this enum
[INFO] [stdout] 3 |     ExceededPacketSize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     ReadPacketDataFailed,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     WritePacketDataFailed,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     InvalidLabel,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ErrorKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/error.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Error {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 14 |     pub fn new(kind: ErrorKind) -> Error {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "468a749f1366736e7c83f5267d5c8c9b02dfa0db78bb54eb07e841d03e112517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "468a749f1366736e7c83f5267d5c8c9b02dfa0db78bb54eb07e841d03e112517", kill_on_drop: false }`
[INFO] [stdout] 468a749f1366736e7c83f5267d5c8c9b02dfa0db78bb54eb07e841d03e112517
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10199fd1fce0c1e76894acd34c5594fcfb14850be99d8364a7aca8febc70ecfd
[INFO] running `Command { std: "docker" "start" "-a" "10199fd1fce0c1e76894acd34c5594fcfb14850be99d8364a7aca8febc70ecfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling pp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `convert::TryFrom`, `io::Cursor`, `sync::atomic`, and `write`
[INFO] [stdout]  --> src/dns/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     convert::TryFrom,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     fmt::{write, Display},
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 8 |     io::Cursor,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 9 |     sync::atomic,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NativeEndian`
[INFO] [stdout]  --> src/dns/builders/mod.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{NativeEndian, NetworkEndian, WriteBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DnsPacket`
[INFO] [stdout]  --> src/dns/builders/mod.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::{DnsPacket, DomainName, Question, QuestionClass, QuestionType};
[INFO] [stdout]   |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `Error`
[INFO] [stdout]  --> src/dns/header.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Error, ErrorKind, Header, OperationCode, PacketType, ResponseCode};
[INFO] [stdout]   |             ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `NetworkEndian` and `ReadBytesExt`
[INFO] [stdout]  --> src/dns/header.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{NetworkEndian, ReadBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Cursor`
[INFO] [stdout]  --> src/dns/header.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt::Display, io::Cursor};
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DnsPacket`, `ErrorKind`, `Error`, and `Header`
[INFO] [stdout]  --> src/dns/raw.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{DnsPacket, Error, ErrorKind, Header, RawPacket};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `NetworkEndian`, `ReadBytesExt`, and `WriteBytesExt`
[INFO] [stdout]  --> src/dns/raw.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{NetworkEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/dns/raw.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]  --> src/dns/raw.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Cursor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/dns/mod.rs:301:10
[INFO] [stdout]     |
[INFO] [stdout] 301 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:120:23
[INFO] [stdout]     |
[INFO] [stdout] 120 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:124:27
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?,
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:129:31
[INFO] [stdout]     |
[INFO] [stdout] 129 |                     .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:150:23
[INFO] [stdout]     |
[INFO] [stdout] 150 |             .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `labels`
[INFO] [stdout]    --> src/dns/builders/mod.rs:239:13
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let labels: Vec<&'a str> = domain_name.split('.').collect();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_labels`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `question_type`
[INFO] [stdout]    --> src/dns/builders/mod.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |         question_type: QuestionType,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_question_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:305:35
[INFO] [stdout]     |
[INFO] [stdout] 305 |                         .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:349:27
[INFO] [stdout]     |
[INFO] [stdout] 349 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:354:27
[INFO] [stdout]     |
[INFO] [stdout] 354 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:370:27
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:373:27
[INFO] [stdout]     |
[INFO] [stdout] 373 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:380:27
[INFO] [stdout]     |
[INFO] [stdout] 380 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?,
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/builders/mod.rs:383:27
[INFO] [stdout]     |
[INFO] [stdout] 383 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?,
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `authority_count`
[INFO] [stdout]   --> src/dns/parser.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let authority_count = header.authority_count;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_authority_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]   --> src/dns/parser.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let z = Self::get_bit_position(9, 3, &bitmask);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:54:23
[INFO] [stdout]    |
[INFO] [stdout] 54 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:88:23
[INFO] [stdout]    |
[INFO] [stdout] 88 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/dns/parser.rs:92:23
[INFO] [stdout]    |
[INFO] [stdout] 92 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_position`
[INFO] [stdout]    --> src/dns/parser.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let current_position = self.position;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_position`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:139:23
[INFO] [stdout]     |
[INFO] [stdout] 139 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:145:23
[INFO] [stdout]     |
[INFO] [stdout] 145 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/dns/parser.rs:198:25
[INFO] [stdout]     |
[INFO] [stdout] 198 |                     Err(error) => return Err(Error::new(ErrorKind::InvalidLabel)),
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:177:31
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/dns/parser.rs:274:25
[INFO] [stdout]     |
[INFO] [stdout] 274 |                     Err(error) => return Err(Error::new(ErrorKind::InvalidLabel)),
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `domain_labels`
[INFO] [stdout]    --> src/dns/parser.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |         domain_labels: &mut PreviousNames<'a>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_domain_labels`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:221:27
[INFO] [stdout]     |
[INFO] [stdout] 221 |                 .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:249:31
[INFO] [stdout]     |
[INFO] [stdout] 249 |                     .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:311:23
[INFO] [stdout]     |
[INFO] [stdout] 311 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:318:23
[INFO] [stdout]     |
[INFO] [stdout] 318 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:325:23
[INFO] [stdout]     |
[INFO] [stdout] 325 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/dns/parser.rs:331:23
[INFO] [stdout]     |
[INFO] [stdout] 331 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/dns/mod.rs:489:13
[INFO] [stdout]     |
[INFO] [stdout] 489 |         let mut test_value = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `question`
[INFO] [stdout]    --> src/dns/mod.rs:526:17
[INFO] [stdout]     |
[INFO] [stdout] 526 |             let question = parser
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_question`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RawPacket` is never constructed
[INFO] [stdout]   --> src/dns/mod.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct RawPacket {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `previous_positions` is never read
[INFO] [stdout]    --> src/dns/mod.rs:318:5
[INFO] [stdout]     |
[INFO] [stdout] 316 | pub struct PreviousNames<'a> {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 317 |     domain_names: HashMap<u16, &'a DomainName<'a>>,
[INFO] [stdout] 318 |     previous_positions: HashSet<u16>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_label` and `get` are never used
[INFO] [stdout]    --> src/dns/mod.rs:331:12
[INFO] [stdout]     |
[INFO] [stdout] 322 | impl<'a> PreviousNames<'a> {
[INFO] [stdout]     | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 331 |     pub fn add_label(&mut self, domain_name: &'a DomainName<'a>, position: u16) -> () {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 335 |     pub fn get(&self, position: u16) -> Option<&DomainName> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `operation_code`, `authorative`, `truncated`, `recursion_available`, and `response_code` are never read
[INFO] [stdout]    --> src/dns/mod.rs:354:5
[INFO] [stdout]     |
[INFO] [stdout] 353 | pub struct Header {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 354 |     id: u16,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 355 |     packet_type: PacketType,
[INFO] [stdout] 356 |     operation_code: OperationCode,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 357 |     authorative: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 358 |     truncated: bool,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 359 |     recursion_desired: bool,
[INFO] [stdout] 360 |     recursion_available: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 361 |     // z was reserved by now used in sec dns
[INFO] [stdout] 362 |     response_code: ResponseCode,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Header` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CanonicalName` is never constructed
[INFO] [stdout]    --> src/dns/mod.rs:371:5
[INFO] [stdout]     |
[INFO] [stdout] 369 | pub enum ResourcePayload<'a> {
[INFO] [stdout]     |          --------------- variant in this enum
[INFO] [stdout] 370 |     Address(&'a [u8]),
[INFO] [stdout] 371 |     CanonicalName(&'a str),
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ResourcePayload` 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: fields `questions`, `answers`, `authority`, and `additional` are never read
[INFO] [stdout]    --> src/dns/mod.rs:392:5
[INFO] [stdout]     |
[INFO] [stdout] 390 | pub struct DnsPacket<'a> {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 391 |     header: Header,
[INFO] [stdout] 392 |     questions: Vec<Question<'a>>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 393 |     answers: Vec<Resource<'a>>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 394 |     authority: Vec<Resource<'a>>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 395 |     additional: Vec<Resource<'a>>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `packet_end` is never read
[INFO] [stdout]   --> src/dns/builders/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct DnsQueryBuilder<'a> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 16 |     packet_data: [u8; 512],
[INFO] [stdout] 17 |     packet_end: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `QuestionBuilder` is never constructed
[INFO] [stdout]   --> src/dns/builders/mod.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct QuestionBuilder<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `parse_domain_name` and `add_question` are never used
[INFO] [stdout]    --> src/dns/builders/mod.rs:208:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl<'a> DnsQueryBuilder<'a> {
[INFO] [stdout]     | ---------------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 208 |     fn parse_domain_name(thingy: &'a str) -> DomainName<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 229 |     fn add_question(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/dns/header.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Header {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn new() -> Header {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/dns/raw.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl RawPacket {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 80 |     pub fn new() -> RawPacket {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ExceededPacketSize` is never constructed
[INFO] [stdout]  --> src/error.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum ErrorKind {
[INFO] [stdout]   |          --------- variant in this enum
[INFO] [stdout] 3 |     ExceededPacketSize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ErrorKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "10199fd1fce0c1e76894acd34c5594fcfb14850be99d8364a7aca8febc70ecfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10199fd1fce0c1e76894acd34c5594fcfb14850be99d8364a7aca8febc70ecfd", kill_on_drop: false }`
[INFO] [stdout] 10199fd1fce0c1e76894acd34c5594fcfb14850be99d8364a7aca8febc70ecfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2757ef2ea047d904cc727a647cd5cf1bcae60923ef0e45b62c875eaf28e44669
[INFO] running `Command { std: "docker" "start" "-a" "2757ef2ea047d904cc727a647cd5cf1bcae60923ef0e45b62c875eaf28e44669", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `convert::TryFrom`, `io::Cursor`, `sync::atomic`, and `write`
[INFO] [stderr]  --> src/dns/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     convert::TryFrom,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 7 |     fmt::{write, Display},
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr] 8 |     io::Cursor,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 9 |     sync::atomic,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NativeEndian`
[INFO] [stderr]  --> src/dns/builders/mod.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use byteorder::{NativeEndian, NetworkEndian, WriteBytesExt};
[INFO] [stderr]   |                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DnsPacket`
[INFO] [stderr]  --> src/dns/builders/mod.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 | use super::{DnsPacket, DomainName, Question, QuestionClass, QuestionType};
[INFO] [stderr]   |             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ErrorKind` and `Error`
[INFO] [stderr]  --> src/dns/header.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{Error, ErrorKind, Header, OperationCode, PacketType, ResponseCode};
[INFO] [stderr]   |             ^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `NetworkEndian` and `ReadBytesExt`
[INFO] [stderr]  --> src/dns/header.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use byteorder::{NetworkEndian, ReadBytesExt};
[INFO] [stderr]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `io::Cursor`
[INFO] [stderr]  --> src/dns/header.rs:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{fmt::Display, io::Cursor};
[INFO] [stderr]   |                         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DnsPacket`, `ErrorKind`, `Error`, and `Header`
[INFO] [stderr]  --> src/dns/raw.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{DnsPacket, Error, ErrorKind, Header, RawPacket};
[INFO] [stderr]   |             ^^^^^^^^^  ^^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `NetworkEndian`, `ReadBytesExt`, and `WriteBytesExt`
[INFO] [stderr]  --> src/dns/raw.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use byteorder::{NetworkEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stderr]   |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::convert::TryFrom`
[INFO] [stderr]  --> src/dns/raw.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::convert::TryFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Cursor`
[INFO] [stderr]  --> src/dns/raw.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::Cursor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/dns/mod.rs:301:10
[INFO] [stderr]     |
[INFO] [stderr] 301 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/builders/mod.rs:120:23
[INFO] [stderr]     |
[INFO] [stderr] 120 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/builders/mod.rs:124:27
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?,
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/builders/mod.rs:129:31
[INFO] [stderr]     |
[INFO] [stderr] 129 |                     .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stderr]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/builders/mod.rs:150:23
[INFO] [stderr]     |
[INFO] [stderr] 150 |             .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `labels`
[INFO] [stderr]    --> src/dns/builders/mod.rs:239:13
[INFO] [stderr]     |
[INFO] [stderr] 239 |         let labels: Vec<&'a str> = domain_name.split('.').collect();
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_labels`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `question_type`
[INFO] [stderr]    --> src/dns/builders/mod.rs:232:9
[INFO] [stderr]     |
[INFO] [stderr] 232 |         question_type: QuestionType,
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_question_type`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/builders/mod.rs:305:35
[INFO] [stderr]     |
[INFO] [stderr] 305 |                         .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stderr]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/builders/mod.rs:349:27
[INFO] [stderr]     |
[INFO] [stderr] 349 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/builders/mod.rs:354:27
[INFO] [stderr]     |
[INFO] [stderr] 354 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/builders/mod.rs:370:27
[INFO] [stderr]     |
[INFO] [stderr] 370 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/builders/mod.rs:373:27
[INFO] [stderr]     |
[INFO] [stderr] 373 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?;
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/builders/mod.rs:380:27
[INFO] [stderr]     |
[INFO] [stderr] 380 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?,
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/builders/mod.rs:383:27
[INFO] [stderr]     |
[INFO] [stderr] 383 |                 .map_err(|err| Error::new(ErrorKind::WritePacketDataFailed))?,
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `authority_count`
[INFO] [stderr]   --> src/dns/parser.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let authority_count = header.authority_count;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_authority_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `z`
[INFO] [stderr]   --> src/dns/parser.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let z = Self::get_bit_position(9, 3, &bitmask);
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/dns/parser.rs:54:23
[INFO] [stderr]    |
[INFO] [stderr] 54 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/dns/parser.rs:58:23
[INFO] [stderr]    |
[INFO] [stderr] 58 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/dns/parser.rs:79:23
[INFO] [stderr]    |
[INFO] [stderr] 79 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/dns/parser.rs:84:23
[INFO] [stderr]    |
[INFO] [stderr] 84 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/dns/parser.rs:88:23
[INFO] [stderr]    |
[INFO] [stderr] 88 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/dns/parser.rs:92:23
[INFO] [stderr]    |
[INFO] [stderr] 92 |             .map_err(|err| return Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_position`
[INFO] [stderr]    --> src/dns/parser.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let current_position = self.position;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_position`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/parser.rs:139:23
[INFO] [stderr]     |
[INFO] [stderr] 139 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/parser.rs:145:23
[INFO] [stderr]     |
[INFO] [stderr] 145 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]    --> src/dns/parser.rs:198:25
[INFO] [stderr]     |
[INFO] [stderr] 198 |                     Err(error) => return Err(Error::new(ErrorKind::InvalidLabel)),
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/parser.rs:177:31
[INFO] [stderr]     |
[INFO] [stderr] 177 |                     .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stderr]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]    --> src/dns/parser.rs:274:25
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     Err(error) => return Err(Error::new(ErrorKind::InvalidLabel)),
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `domain_labels`
[INFO] [stderr]    --> src/dns/parser.rs:211:9
[INFO] [stderr]     |
[INFO] [stderr] 211 |         domain_labels: &mut PreviousNames<'a>,
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_domain_labels`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/parser.rs:221:27
[INFO] [stderr]     |
[INFO] [stderr] 221 |                 .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/parser.rs:249:31
[INFO] [stderr]     |
[INFO] [stderr] 249 |                     .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?
[INFO] [stderr]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/parser.rs:311:23
[INFO] [stderr]     |
[INFO] [stderr] 311 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/parser.rs:318:23
[INFO] [stderr]     |
[INFO] [stderr] 318 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/parser.rs:325:23
[INFO] [stderr]     |
[INFO] [stderr] 325 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/dns/parser.rs:331:23
[INFO] [stderr]     |
[INFO] [stderr] 331 |             .map_err(|err| Error::new(ErrorKind::ReadPacketDataFailed))?;
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/dns/mod.rs:489:13
[INFO] [stderr]     |
[INFO] [stderr] 489 |         let mut test_value = 0;
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `question`
[INFO] [stderr]    --> src/dns/mod.rs:526:17
[INFO] [stderr]     |
[INFO] [stderr] 526 |             let question = parser
[INFO] [stderr]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_question`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RawPacket` is never constructed
[INFO] [stderr]   --> src/dns/mod.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct RawPacket {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `previous_positions` is never read
[INFO] [stderr]    --> src/dns/mod.rs:318:5
[INFO] [stderr]     |
[INFO] [stderr] 316 | pub struct PreviousNames<'a> {
[INFO] [stderr]     |            ------------- field in this struct
[INFO] [stderr] 317 |     domain_names: HashMap<u16, &'a DomainName<'a>>,
[INFO] [stderr] 318 |     previous_positions: HashSet<u16>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `add_label` and `get` are never used
[INFO] [stderr]    --> src/dns/mod.rs:331:12
[INFO] [stderr]     |
[INFO] [stderr] 322 | impl<'a> PreviousNames<'a> {
[INFO] [stderr]     | -------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 331 |     pub fn add_label(&mut self, domain_name: &'a DomainName<'a>, position: u16) -> () {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 335 |     pub fn get(&self, position: u16) -> Option<&DomainName> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id`, `operation_code`, `authorative`, `truncated`, `recursion_available`, and `response_code` are never read
[INFO] [stderr]    --> src/dns/mod.rs:354:5
[INFO] [stderr]     |
[INFO] [stderr] 353 | pub struct Header {
[INFO] [stderr]     |            ------ fields in this struct
[INFO] [stderr] 354 |     id: u16,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 355 |     packet_type: PacketType,
[INFO] [stderr] 356 |     operation_code: OperationCode,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 357 |     authorative: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 358 |     truncated: bool,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 359 |     recursion_desired: bool,
[INFO] [stderr] 360 |     recursion_available: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 361 |     // z was reserved by now used in sec dns
[INFO] [stderr] 362 |     response_code: ResponseCode,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Header` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `CanonicalName` is never constructed
[INFO] [stderr]    --> src/dns/mod.rs:371:5
[INFO] [stderr]     |
[INFO] [stderr] 369 | pub enum ResourcePayload<'a> {
[INFO] [stderr]     |          --------------- variant in this enum
[INFO] [stderr] 370 |     Address(&'a [u8]),
[INFO] [stderr] 371 |     CanonicalName(&'a str),
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ResourcePayload` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `questions`, `answers`, `authority`, and `additional` are never read
[INFO] [stderr]    --> src/dns/mod.rs:392:5
[INFO] [stderr]     |
[INFO] [stderr] 390 | pub struct DnsPacket<'a> {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] 391 |     header: Header,
[INFO] [stderr] 392 |     questions: Vec<Question<'a>>,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 393 |     answers: Vec<Resource<'a>>,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 394 |     authority: Vec<Resource<'a>>,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 395 |     additional: Vec<Resource<'a>>,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `packet_end` is never read
[INFO] [stderr]   --> src/dns/builders/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct DnsQueryBuilder<'a> {
[INFO] [stderr]    |            --------------- field in this struct
[INFO] [stderr] 16 |     packet_data: [u8; 512],
[INFO] [stderr] 17 |     packet_end: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `QuestionBuilder` is never constructed
[INFO] [stderr]   --> src/dns/builders/mod.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct QuestionBuilder<'a> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `parse_domain_name` and `add_question` are never used
[INFO] [stderr]    --> src/dns/builders/mod.rs:208:8
[INFO] [stderr]     |
[INFO] [stderr] 107 | impl<'a> DnsQueryBuilder<'a> {
[INFO] [stderr]     | ---------------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 208 |     fn parse_domain_name(thingy: &'a str) -> DomainName<'a> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 229 |     fn add_question(
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> src/dns/header.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | impl Header {
[INFO] [stderr]   | ----------- associated function in this implementation
[INFO] [stderr] 6 |     pub fn new() -> Header {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/dns/raw.rs:80:12
[INFO] [stderr]    |
[INFO] [stderr] 79 | impl RawPacket {
[INFO] [stderr]    | -------------- associated function in this implementation
[INFO] [stderr] 80 |     pub fn new() -> RawPacket {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `ExceededPacketSize` is never constructed
[INFO] [stderr]  --> src/error.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum ErrorKind {
[INFO] [stderr]   |          --------- variant in this enum
[INFO] [stderr] 3 |     ExceededPacketSize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `ErrorKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `pp` (bin "pp" test) generated 59 warnings (run `cargo fix --bin "pp" --tests` to apply 11 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pp-cc35d0eba3edfeae)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test dns::builders::test_builders::test_set_bit_position ... ok
[INFO] [stdout] test dns::parser::tests::test_read_domain_name ... ok
[INFO] [stdout] test dns::tests::test_has_suitable_pointer_longer_previous ... ok
[INFO] [stdout] test dns::tests::test_has_suitable_pointer_same_size ... ok
[INFO] [stdout] test dns::builders::test_builders::test_set_recursion_desired ... ok
[INFO] [stdout] test dns::builders::test_builders::test_build_query_packet ... ok
[INFO] [stdout] test dns::tests::test_read_header ... ok
[INFO] [stdout] test dns::tests::test_read_answer ... ok
[INFO] [stdout] test dns::tests::test_has_suitable_pointer ... ok
[INFO] [stdout] test dns::tests::test_parse_packet ... ok
[INFO] [stdout] test dns::tests::test_read_header2 ... ok
[INFO] [stdout] test dns::tests::test_read_question ... ok
[INFO] [stdout] test dns::tests::test_read_question2 ... ok
[INFO] [stdout] test dns::parser::tests::test_read_pointer_domain_name ... ok
[INFO] [stdout] test dns::tests::test_get_bit_position ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- dns::tests::test_get_bit_position stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'dns::tests::test_get_bit_position' panicked at src/dns/mod.rs:492:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 0
[INFO] [stdout]  right: 49152
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x566b8618555a - std::backtrace_rs::backtrace::libunwind::trace::hb059275cfc8d6126
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x566b8618555a - std::backtrace_rs::backtrace::trace_unsynchronized::h2da071e4327ce3ee
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x566b8618555a - std::sys::backtrace::_print_fmt::h842a1474e6f8d23f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x566b8618555a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h71a62eb3b9696b12
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x566b861accf3 - core::fmt::rt::Argument::fmt::hdb6b616786b41dc1
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x566b861accf3 - core::fmt::write::h2cc1698af7e2d686
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/mod.rs:1440:21
[INFO] [stdout]    6:     0x566b861820b3 - std::io::Write::write_fmt::hab1b4cd059a79022
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/io/mod.rs:1887:15
[INFO] [stdout]    7:     0x566b861853a2 - std::sys::backtrace::BacktraceLock::print::h147fe35b4ea13b08
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x566b8618697f - std::panicking::default_hook::{{closure}}::hbd44223dbdc0d208
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:298:22
[INFO] [stdout]    9:     0x566b86186798 - std::panicking::default_hook::h20f81eb0576efcec
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:322:9
[INFO] [stdout]   10:     0x566b8614f5b3 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdb53814c496a4d34
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stdout]   11:     0x566b8614f5b3 - test::test_main::{{closure}}::hc0a4963c59427c24
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x566b86187473 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h591b2225413a77e9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stdout]   13:     0x566b86187473 - std::panicking::rust_panic_with_hook::h625eea43051b2edc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:839:13
[INFO] [stdout]   14:     0x566b8618712a - std::panicking::begin_panic_handler::{{closure}}::h4f9159cfbc3f6bd3
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:704:13
[INFO] [stdout]   15:     0x566b86185a59 - std::sys::backtrace::__rust_end_short_backtrace::h0390abce48353151
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   16:     0x566b86186dbd - rust_begin_unwind
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:695:5
[INFO] [stdout]   17:     0x566b861ab6d0 - core::panicking::panic_fmt::h9e7c637e9e5f29c9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:75:14
[INFO] [stdout]   18:     0x566b861abac2 - core::panicking::assert_failed_inner::h538bec7c1374cd9c
[INFO] [stdout]   19:     0x566b86109fc8 - core::panicking::assert_failed::hc84a706ddab0a136
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:364:5
[INFO] [stdout]   20:     0x566b860f79c8 - pp::dns::tests::test_get_bit_position::h65f9d9c1582bd3e6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/dns/mod.rs:492:9
[INFO] [stdout]   21:     0x566b860f7947 - pp::dns::tests::test_get_bit_position::{{closure}}::h1271f2e7284ab83f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/dns/mod.rs:488:31
[INFO] [stdout]   22:     0x566b860f1ca6 - core::ops::function::FnOnce::call_once::h2e8ff1bade26dbfd
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x566b86154d0b - core::ops::function::FnOnce::call_once::he27718dfdd183f43
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x566b86154d0b - test::__rust_begin_short_backtrace::h4e84902998457a5d
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:632:18
[INFO] [stdout]   25:     0x566b86153c43 - test::run_test_in_process::{{closure}}::h7176fd18fc1feca0
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:60
[INFO] [stdout]   26:     0x566b86153c43 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf79cff2a624d8cf7
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x566b86153c43 - std::panicking::try::do_call::h3da0561d9ab99c25
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   28:     0x566b86153c43 - std::panicking::try::h41c9fa508bc61df6
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   29:     0x566b86153c43 - std::panic::catch_unwind::h6b3ff07bb5afad93
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   30:     0x566b86153c43 - test::run_test_in_process::hc7253dd11b39b9f4
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:27
[INFO] [stdout]   31:     0x566b86153c43 - test::run_test::{{closure}}::hfb2007f8649c30bb
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:576:43
[INFO] [stdout]   32:     0x566b86116d25 - test::run_test::{{closure}}::h56a17aa7a282a9f4
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:606:41
[INFO] [stdout]   33:     0x566b86116d25 - std::sys::backtrace::__rust_begin_short_backtrace::hd2d2d2fb8e8c6aac
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   34:     0x566b8611a60a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h4faa3f9db6133423
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x566b8611a60a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf2e855a36a4ea846
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x566b8611a60a - std::panicking::try::do_call::h2f73af3616c35465
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   37:     0x566b8611a60a - std::panicking::try::hd1660ce9efadef5a
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   38:     0x566b8611a60a - std::panic::catch_unwind::h5ee8d7823b8ca744
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   39:     0x566b8611a60a - std::thread::Builder::spawn_unchecked_::{{closure}}::h53c3a1894dce8407
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x566b8611a60a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h048ce291ad4f62bf
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x566b8618b3bb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha52bedf99a3b4981
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stdout]   42:     0x566b8618b3bb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h567748934d80ccf8
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stdout]   43:     0x566b8618b3bb - std::sys::pal::unix::thread::Thread::new::thread_start::h2d970728ae887adc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/pal/unix/thread.rs:106:17
[INFO] [stdout]   44:     0x721fa32d4ac3 - <unknown>
[INFO] [stdout]   45:     0x721fa3365a04 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     dns::tests::test_get_bit_position
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 14 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin pp`
[INFO] running `Command { std: "docker" "inspect" "2757ef2ea047d904cc727a647cd5cf1bcae60923ef0e45b62c875eaf28e44669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2757ef2ea047d904cc727a647cd5cf1bcae60923ef0e45b62c875eaf28e44669", kill_on_drop: false }`
[INFO] [stdout] 2757ef2ea047d904cc727a647cd5cf1bcae60923ef0e45b62c875eaf28e44669
