[INFO] cloning repository https://github.com/MarkGhebrial/mailroom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarkGhebrial/mailroom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkGhebrial%2Fmailroom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkGhebrial%2Fmailroom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff99828093119a4df93607ef63db6b82cd69be04
[INFO] testing MarkGhebrial/mailroom against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkGhebrial%2Fmailroom" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MarkGhebrial/mailroom
[INFO] finished tweaking git repo https://github.com/MarkGhebrial/mailroom
[INFO] tweaked toml for git repo https://github.com/MarkGhebrial/mailroom written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MarkGhebrial/mailroom on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MarkGhebrial/mailroom already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ab503c330c6f735b0b30741f4838f607ae22d92a19cf94e23d281037a2e76f7
[INFO] running `Command { std: "docker" "start" "-a" "5ab503c330c6f735b0b30741f4838f607ae22d92a19cf94e23d281037a2e76f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ab503c330c6f735b0b30741f4838f607ae22d92a19cf94e23d281037a2e76f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ab503c330c6f735b0b30741f4838f607ae22d92a19cf94e23d281037a2e76f7", kill_on_drop: false }`
[INFO] [stdout] 5ab503c330c6f735b0b30741f4838f607ae22d92a19cf94e23d281037a2e76f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8191b3cf71c37c756762f1b3ac15b00feb79361ffaef1be0e060b79cf1e72be9
[INFO] running `Command { std: "docker" "start" "-a" "8191b3cf71c37c756762f1b3ac15b00feb79361ffaef1be0e060b79cf1e72be9", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]   --> src/config_editor/serialize.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Serialize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]   --> src/config_editor/serialize.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::config::Config;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BorderType`, `ListDirection`, and `Paragraph`
[INFO] [stdout]   --> src/config_editor/mod.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |         Block, BorderType, List, ListDirection, ListState, Paragraph, StatefulWidget, Widget,
[INFO] [stdout]    |                ^^^^^^^^^^        ^^^^^^^^^^^^^             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::mail::Entity as Mail`
[INFO] [stdout]  --> src/database/models/prelude.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use super::mail::Entity as Mail;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `err::*`
[INFO] [stdout]  --> src/imf/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use err::*;
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `header::*`
[INFO] [stdout]  --> src/imf/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use header::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::BytesMut`
[INFO] [stdout]  --> src/smtp/incoming_connection.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::BytesMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncReadExt`, `AsyncWriteExt`, and `self`
[INFO] [stdout]  --> src/smtp/outgoing_connection.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tokio::io::{self, AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `outgoing_connection::*`
[INFO] [stdout]   --> src/smtp/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use outgoing_connection::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reply`
[INFO] [stdout]  --> src/smtp/reply.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::smtp::{reply, SMTPReplyParseError};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reply::*`
[INFO] [stdout]   --> src/smtp/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use reply::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `abnf_core::streaming::sp`
[INFO] [stdout]  --> src/smtp/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use abnf_core::streaming::sp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IResult` and `bytes::streaming::tag`
[INFO] [stdout]  --> src/smtp/parser.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::{bytes::streaming::tag, IResult};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]   --> src/smtp/outgoing_connection.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut socket = TcpStream::connect(self.outgoing_message.headers.get("To").unwrap()).await;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/smtp/outgoing_connection.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut socket = TcpStream::connect(self.outgoing_message.headers.get("To").unwrap()).await;
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/config_editor/serialize.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn custom<T>(msg: T) -> Self
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:133:32
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn serialize_some<T>(self, value: &T) -> Result<Self::Ok, Self::Error>
[INFO] [stdout]     |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant_index`
[INFO] [stdout]    --> src/config_editor/serialize.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         variant_index: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant`
[INFO] [stdout]    --> src/config_editor/serialize.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         variant: &'static str,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         value: &T,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant_index`
[INFO] [stdout]    --> src/config_editor/serialize.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |         variant_index: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant`
[INFO] [stdout]    --> src/config_editor/serialize.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |         variant: &'static str,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |         value: &T,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:186:28
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn serialize_seq(self, len: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:190:30
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn serialize_tuple(self, len: usize) -> Result<Self::SerializeTuple, Self::Error> {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |         len: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant_index`
[INFO] [stdout]    --> src/config_editor/serialize.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |         variant_index: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant`
[INFO] [stdout]    --> src/config_editor/serialize.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         variant: &'static str,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         len: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:212:28
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn serialize_map(self, len: Option<usize>) -> Result<Self::SerializeMap, Self::Error> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |         len: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant_index`
[INFO] [stdout]    --> src/config_editor/serialize.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |         variant_index: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant`
[INFO] [stdout]    --> src/config_editor/serialize.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |         variant: &'static str,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         len: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:241:40
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn serialize_element<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:258:40
[INFO] [stdout]     |
[INFO] [stdout] 258 |     fn serialize_element<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:275:38
[INFO] [stdout]     |
[INFO] [stdout] 275 |     fn serialize_field<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:292:38
[INFO] [stdout]     |
[INFO] [stdout] 292 |     fn serialize_field<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/config_editor/serialize.rs:309:36
[INFO] [stdout]     |
[INFO] [stdout] 309 |     fn serialize_key<T>(&mut self, key: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:316:38
[INFO] [stdout]     |
[INFO] [stdout] 316 |     fn serialize_value<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/config_editor/serialize.rs:333:38
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:333:57
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/config_editor/serialize.rs:350:38
[INFO] [stdout]     |
[INFO] [stdout] 350 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:350:57
[INFO] [stdout]     |
[INFO] [stdout] 350 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/smtp/outgoing_connection.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn new(message: Mail) {}
[INFO] [stdout]    |            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PostgresCfg` is never constructed
[INFO] [stdout]   --> src/config.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct PostgresCfg {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_postgres_host` is never used
[INFO] [stdout]   --> src/config.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn default_postgres_host() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parent` is never used
[INFO] [stdout]  --> src/config_editor/tree.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Node {
[INFO] [stdout]   |           ---- method in this trait
[INFO] [stdout] 9 |     fn parent(&self) -> &Option<Rc<dyn Node>>;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parent` is never read
[INFO] [stdout]   --> src/config_editor/tree.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SimpleNode {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 15 |     parent: Option<Rc<dyn Node>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `child` are never used
[INFO] [stdout]   --> src/config_editor/tree.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl SimpleNode {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 21 |     fn new(parent: Option<Rc<dyn Node>>, name: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn child(mut self, child: Rc<dyn Node>) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MailParseError` is never constructed
[INFO] [stdout]  --> src/imf/err.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MailParseError;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImfHeader` is never constructed
[INFO] [stdout]  --> src/imf/header.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct ImfHeader {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HeaderName` is never used
[INFO] [stdout]  --> src/imf/header.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum HeaderName {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HeaderBody` is never used
[INFO] [stdout]   --> src/imf/header.rs:63:10
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub enum HeaderBody {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mail` is never constructed
[INFO] [stdout]  --> src/imf/mail.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Mail {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `content`, `content_len`, and `verify_dkim_signature` are never used
[INFO] [stdout]   --> src/imf/mail.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Mail {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(headers: HashMap<String, String>, content: String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn content(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn content_len(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn verify_dkim_signature() -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unfold` is never used
[INFO] [stdout]   --> src/imf/mail.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn unfold(headers: &str) -> Result<Vec<String>, MailParseError> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Recipient` and `Expand` are never constructed
[INFO] [stdout]   --> src/smtp/command.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub enum SMTPCommand {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 20 |     Recipient { recipient: EmailAddress },
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     Expand { mailing_list: String },
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SMTPCommand` 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 `InvalidArguments` is never constructed
[INFO] [stdout]   --> src/smtp/command.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub enum SMTPCommandParseError {
[INFO] [stdout]    |          --------------------- variant in this enum
[INFO] [stdout] 62 |     IncompleteCommand,
[INFO] [stdout] 63 |     InvalidArguments,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SMTPCommandParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SMTPReplyParseError` is never used
[INFO] [stdout]  --> src/smtp/err.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum SMTPReplyParseError {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/smtp/incoming_connection.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl IncomingSMTPConnection {
[INFO] [stdout]    | --------------------------- associated function in this implementation
[INFO] [stdout] 40 |     pub fn new(stream: TcpStream) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OutgoingSMTPConnection` is never constructed
[INFO] [stdout]  --> src/smtp/outgoing_connection.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct OutgoingSMTPConnection {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `begin`, and `await_response` are never used
[INFO] [stdout]   --> src/smtp/outgoing_connection.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl OutgoingSMTPConnection {
[INFO] [stdout]    | --------------------------- associated items in this implementation
[INFO] [stdout] 14 |     fn new(message: Mail) {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |     async fn begin(&mut self) {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     async fn await_response(&mut self) -> Result<SMTPReply, ()> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SMTPReply` is never constructed
[INFO] [stdout]  --> src/smtp/reply.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SMTPReply {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SMTPReplyCode` is never used
[INFO] [stdout]    --> src/smtp/reply.rs:105:10
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub enum SMTPReplyCode {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 48s
[INFO] running `Command { std: "docker" "inspect" "8191b3cf71c37c756762f1b3ac15b00feb79361ffaef1be0e060b79cf1e72be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8191b3cf71c37c756762f1b3ac15b00feb79361ffaef1be0e060b79cf1e72be9", kill_on_drop: false }`
[INFO] [stdout] 8191b3cf71c37c756762f1b3ac15b00feb79361ffaef1be0e060b79cf1e72be9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc52cea04d31087c49e5b6ce9cdf1b4974cbf47eb62475e76d4ecb4de0668cc3
[INFO] running `Command { std: "docker" "start" "-a" "cc52cea04d31087c49e5b6ce9cdf1b4974cbf47eb62475e76d4ecb4de0668cc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling mailroom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BorderType`, `ListDirection`, and `Paragraph`
[INFO] [stdout]   --> src/config_editor/mod.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |         Block, BorderType, List, ListDirection, ListState, Paragraph, StatefulWidget, Widget,
[INFO] [stdout]    |                ^^^^^^^^^^        ^^^^^^^^^^^^^             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::mail::Entity as Mail`
[INFO] [stdout]  --> src/database/models/prelude.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use super::mail::Entity as Mail;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `err::*`
[INFO] [stdout]  --> src/imf/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use err::*;
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `header::*`
[INFO] [stdout]  --> src/imf/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use header::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::BytesMut`
[INFO] [stdout]  --> src/smtp/incoming_connection.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::BytesMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncReadExt`, `AsyncWriteExt`, and `self`
[INFO] [stdout]  --> src/smtp/outgoing_connection.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tokio::io::{self, AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `outgoing_connection::*`
[INFO] [stdout]   --> src/smtp/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use outgoing_connection::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reply`
[INFO] [stdout]  --> src/smtp/reply.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::smtp::{reply, SMTPReplyParseError};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reply::*`
[INFO] [stdout]   --> src/smtp/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use reply::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `abnf_core::streaming::sp`
[INFO] [stdout]  --> src/smtp/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use abnf_core::streaming::sp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IResult` and `bytes::streaming::tag`
[INFO] [stdout]  --> src/smtp/parser.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::{bytes::streaming::tag, IResult};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socket`
[INFO] [stdout]   --> src/smtp/outgoing_connection.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut socket = TcpStream::connect(self.outgoing_message.headers.get("To").unwrap()).await;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/smtp/outgoing_connection.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut socket = TcpStream::connect(self.outgoing_message.headers.get("To").unwrap()).await;
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/config_editor/serialize.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn custom<T>(msg: T) -> Self
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:133:32
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn serialize_some<T>(self, value: &T) -> Result<Self::Ok, Self::Error>
[INFO] [stdout]     |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant_index`
[INFO] [stdout]    --> src/config_editor/serialize.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         variant_index: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant`
[INFO] [stdout]    --> src/config_editor/serialize.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         variant: &'static str,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         value: &T,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant_index`
[INFO] [stdout]    --> src/config_editor/serialize.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |         variant_index: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant`
[INFO] [stdout]    --> src/config_editor/serialize.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |         variant: &'static str,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |         value: &T,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:186:28
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn serialize_seq(self, len: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:190:30
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn serialize_tuple(self, len: usize) -> Result<Self::SerializeTuple, Self::Error> {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |         len: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant_index`
[INFO] [stdout]    --> src/config_editor/serialize.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |         variant_index: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant`
[INFO] [stdout]    --> src/config_editor/serialize.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         variant: &'static str,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         len: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:212:28
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fn serialize_map(self, len: Option<usize>) -> Result<Self::SerializeMap, Self::Error> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |         len: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/config_editor/serialize.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |         name: &'static str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant_index`
[INFO] [stdout]    --> src/config_editor/serialize.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |         variant_index: u32,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant`
[INFO] [stdout]    --> src/config_editor/serialize.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |         variant: &'static str,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/config_editor/serialize.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         len: usize,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:241:40
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn serialize_element<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:258:40
[INFO] [stdout]     |
[INFO] [stdout] 258 |     fn serialize_element<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:275:38
[INFO] [stdout]     |
[INFO] [stdout] 275 |     fn serialize_field<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:292:38
[INFO] [stdout]     |
[INFO] [stdout] 292 |     fn serialize_field<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/config_editor/serialize.rs:309:36
[INFO] [stdout]     |
[INFO] [stdout] 309 |     fn serialize_key<T>(&mut self, key: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:316:38
[INFO] [stdout]     |
[INFO] [stdout] 316 |     fn serialize_value<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/config_editor/serialize.rs:333:38
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:333:57
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/config_editor/serialize.rs:350:38
[INFO] [stdout]     |
[INFO] [stdout] 350 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/config_editor/serialize.rs:350:57
[INFO] [stdout]     |
[INFO] [stdout] 350 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]     |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/smtp/outgoing_connection.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn new(message: Mail) {}
[INFO] [stdout]    |            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PostgresCfg` is never constructed
[INFO] [stdout]   --> src/config.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct PostgresCfg {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_postgres_host` is never used
[INFO] [stdout]   --> src/config.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn default_postgres_host() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parent` is never used
[INFO] [stdout]  --> src/config_editor/tree.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Node {
[INFO] [stdout]   |           ---- method in this trait
[INFO] [stdout] 9 |     fn parent(&self) -> &Option<Rc<dyn Node>>;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parent` is never read
[INFO] [stdout]   --> src/config_editor/tree.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SimpleNode {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 15 |     parent: Option<Rc<dyn Node>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `child` are never used
[INFO] [stdout]   --> src/config_editor/tree.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl SimpleNode {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 21 |     fn new(parent: Option<Rc<dyn Node>>, name: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn child(mut self, child: Rc<dyn Node>) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImfHeader` is never constructed
[INFO] [stdout]  --> src/imf/header.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct ImfHeader {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HeaderName` is never used
[INFO] [stdout]  --> src/imf/header.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum HeaderName {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HeaderBody` is never used
[INFO] [stdout]   --> src/imf/header.rs:63:10
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub enum HeaderBody {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `content`, `content_len`, and `verify_dkim_signature` are never used
[INFO] [stdout]   --> src/imf/mail.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Mail {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn content(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn content_len(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn verify_dkim_signature() -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Recipient` and `Expand` are never constructed
[INFO] [stdout]   --> src/smtp/command.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub enum SMTPCommand {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 20 |     Recipient { recipient: EmailAddress },
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     Expand { mailing_list: String },
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SMTPCommand` 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 `InvalidArguments` is never constructed
[INFO] [stdout]   --> src/smtp/command.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub enum SMTPCommandParseError {
[INFO] [stdout]    |          --------------------- variant in this enum
[INFO] [stdout] 62 |     IncompleteCommand,
[INFO] [stdout] 63 |     InvalidArguments,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SMTPCommandParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/smtp/incoming_connection.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl IncomingSMTPConnection {
[INFO] [stdout]    | --------------------------- associated function in this implementation
[INFO] [stdout] 40 |     pub fn new(stream: TcpStream) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OutgoingSMTPConnection` is never constructed
[INFO] [stdout]  --> src/smtp/outgoing_connection.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct OutgoingSMTPConnection {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `begin`, and `await_response` are never used
[INFO] [stdout]   --> src/smtp/outgoing_connection.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl OutgoingSMTPConnection {
[INFO] [stdout]    | --------------------------- associated items in this implementation
[INFO] [stdout] 14 |     fn new(message: Mail) {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |     async fn begin(&mut self) {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     async fn await_response(&mut self) -> Result<SMTPReply, ()> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "cc52cea04d31087c49e5b6ce9cdf1b4974cbf47eb62475e76d4ecb4de0668cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc52cea04d31087c49e5b6ce9cdf1b4974cbf47eb62475e76d4ecb4de0668cc3", kill_on_drop: false }`
[INFO] [stdout] cc52cea04d31087c49e5b6ce9cdf1b4974cbf47eb62475e76d4ecb4de0668cc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea77da0aafde51fcbc5c0a82f4c897e44d9bd86d40b82957a2122644e0fabe2e
[INFO] running `Command { std: "docker" "start" "-a" "ea77da0aafde51fcbc5c0a82f4c897e44d9bd86d40b82957a2122644e0fabe2e", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `BorderType`, `ListDirection`, and `Paragraph`
[INFO] [stderr]   --> src/config_editor/mod.rs:12:16
[INFO] [stderr]    |
[INFO] [stderr] 12 |         Block, BorderType, List, ListDirection, ListState, Paragraph, StatefulWidget, Widget,
[INFO] [stderr]    |                ^^^^^^^^^^        ^^^^^^^^^^^^^             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::mail::Entity as Mail`
[INFO] [stderr]  --> src/database/models/prelude.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub use super::mail::Entity as Mail;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `err::*`
[INFO] [stderr]  --> src/imf/mod.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub use err::*;
[INFO] [stderr]   |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `header::*`
[INFO] [stderr]  --> src/imf/mod.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use header::*;
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::BytesMut`
[INFO] [stderr]  --> src/smtp/incoming_connection.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use bytes::BytesMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AsyncReadExt`, `AsyncWriteExt`, and `self`
[INFO] [stderr]  --> src/smtp/outgoing_connection.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use tokio::io::{self, AsyncReadExt, AsyncWriteExt};
[INFO] [stderr]   |                 ^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `outgoing_connection::*`
[INFO] [stderr]   --> src/smtp/mod.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub use outgoing_connection::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `reply`
[INFO] [stderr]  --> src/smtp/reply.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::smtp::{reply, SMTPReplyParseError};
[INFO] [stderr]   |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `reply::*`
[INFO] [stderr]   --> src/smtp/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub use reply::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `abnf_core::streaming::sp`
[INFO] [stderr]  --> src/smtp/parser.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use abnf_core::streaming::sp;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IResult` and `bytes::streaming::tag`
[INFO] [stderr]  --> src/smtp/parser.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use nom::{bytes::streaming::tag, IResult};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `socket`
[INFO] [stderr]   --> src/smtp/outgoing_connection.rs:18:17
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut socket = TcpStream::connect(self.outgoing_message.headers.get("To").unwrap()).await;
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/smtp/outgoing_connection.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut socket = TcpStream::connect(self.outgoing_message.headers.get("To").unwrap()).await;
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/config_editor/serialize.rs:21:18
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn custom<T>(msg: T) -> Self
[INFO] [stderr]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/config_editor/serialize.rs:133:32
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn serialize_some<T>(self, value: &T) -> Result<Self::Ok, Self::Error>
[INFO] [stderr]     |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/config_editor/serialize.rs:153:9
[INFO] [stderr]     |
[INFO] [stderr] 153 |         name: &'static str,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `variant_index`
[INFO] [stderr]    --> src/config_editor/serialize.rs:154:9
[INFO] [stderr]     |
[INFO] [stderr] 154 |         variant_index: u32,
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `variant`
[INFO] [stderr]    --> src/config_editor/serialize.rs:155:9
[INFO] [stderr]     |
[INFO] [stderr] 155 |         variant: &'static str,
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/config_editor/serialize.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |         name: &'static str,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/config_editor/serialize.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         value: &T,
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/config_editor/serialize.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 174 |         name: &'static str,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `variant_index`
[INFO] [stderr]    --> src/config_editor/serialize.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |         variant_index: u32,
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `variant`
[INFO] [stderr]    --> src/config_editor/serialize.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |         variant: &'static str,
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/config_editor/serialize.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 177 |         value: &T,
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/config_editor/serialize.rs:186:28
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn serialize_seq(self, len: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> {
[INFO] [stderr]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/config_editor/serialize.rs:190:30
[INFO] [stderr]     |
[INFO] [stderr] 190 |     fn serialize_tuple(self, len: usize) -> Result<Self::SerializeTuple, Self::Error> {
[INFO] [stderr]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/config_editor/serialize.rs:196:9
[INFO] [stderr]     |
[INFO] [stderr] 196 |         name: &'static str,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/config_editor/serialize.rs:197:9
[INFO] [stderr]     |
[INFO] [stderr] 197 |         len: usize,
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/config_editor/serialize.rs:204:9
[INFO] [stderr]     |
[INFO] [stderr] 204 |         name: &'static str,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `variant_index`
[INFO] [stderr]    --> src/config_editor/serialize.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |         variant_index: u32,
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `variant`
[INFO] [stderr]    --> src/config_editor/serialize.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |         variant: &'static str,
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/config_editor/serialize.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |         len: usize,
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/config_editor/serialize.rs:212:28
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn serialize_map(self, len: Option<usize>) -> Result<Self::SerializeMap, Self::Error> {
[INFO] [stderr]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/config_editor/serialize.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |         name: &'static str,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/config_editor/serialize.rs:219:9
[INFO] [stderr]     |
[INFO] [stderr] 219 |         len: usize,
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/config_editor/serialize.rs:226:9
[INFO] [stderr]     |
[INFO] [stderr] 226 |         name: &'static str,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `variant_index`
[INFO] [stderr]    --> src/config_editor/serialize.rs:227:9
[INFO] [stderr]     |
[INFO] [stderr] 227 |         variant_index: u32,
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `variant`
[INFO] [stderr]    --> src/config_editor/serialize.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |         variant: &'static str,
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/config_editor/serialize.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         len: usize,
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/config_editor/serialize.rs:241:40
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn serialize_element<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stderr]     |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/config_editor/serialize.rs:258:40
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn serialize_element<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stderr]     |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/config_editor/serialize.rs:275:38
[INFO] [stderr]     |
[INFO] [stderr] 275 |     fn serialize_field<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stderr]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/config_editor/serialize.rs:292:38
[INFO] [stderr]     |
[INFO] [stderr] 292 |     fn serialize_field<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stderr]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/config_editor/serialize.rs:309:36
[INFO] [stderr]     |
[INFO] [stderr] 309 |     fn serialize_key<T>(&mut self, key: &T) -> Result<(), Self::Error>
[INFO] [stderr]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/config_editor/serialize.rs:316:38
[INFO] [stderr]     |
[INFO] [stderr] 316 |     fn serialize_value<T>(&mut self, value: &T) -> Result<(), Self::Error>
[INFO] [stderr]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/config_editor/serialize.rs:333:38
[INFO] [stderr]     |
[INFO] [stderr] 333 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stderr]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/config_editor/serialize.rs:333:57
[INFO] [stderr]     |
[INFO] [stderr] 333 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stderr]     |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/config_editor/serialize.rs:350:38
[INFO] [stderr]     |
[INFO] [stderr] 350 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stderr]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/config_editor/serialize.rs:350:57
[INFO] [stderr]     |
[INFO] [stderr] 350 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stderr]     |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]   --> src/smtp/outgoing_connection.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn new(message: Mail) {}
[INFO] [stderr]    |            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PostgresCfg` is never constructed
[INFO] [stderr]   --> src/config.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct PostgresCfg {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `default_postgres_host` is never used
[INFO] [stderr]   --> src/config.rs:41:4
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn default_postgres_host() -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `parent` is never used
[INFO] [stderr]  --> src/config_editor/tree.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub trait Node {
[INFO] [stderr]   |           ---- method in this trait
[INFO] [stderr] 9 |     fn parent(&self) -> &Option<Rc<dyn Node>>;
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `parent` is never read
[INFO] [stderr]   --> src/config_editor/tree.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct SimpleNode {
[INFO] [stderr]    |            ---------- field in this struct
[INFO] [stderr] 15 |     parent: Option<Rc<dyn Node>>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `child` are never used
[INFO] [stderr]   --> src/config_editor/tree.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | impl SimpleNode {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 21 |     fn new(parent: Option<Rc<dyn Node>>, name: String) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 |     fn child(mut self, child: Rc<dyn Node>) -> Self {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ImfHeader` is never constructed
[INFO] [stderr]  --> src/imf/header.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct ImfHeader {
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `HeaderName` is never used
[INFO] [stderr]  --> src/imf/header.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub enum HeaderName {
[INFO] [stderr]   |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `HeaderBody` is never used
[INFO] [stderr]   --> src/imf/header.rs:63:10
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub enum HeaderBody {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `content`, `content_len`, and `verify_dkim_signature` are never used
[INFO] [stderr]   --> src/imf/mail.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl Mail {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 17 |     pub fn content(&self) -> String {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 22 |     pub fn content_len(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub fn verify_dkim_signature() -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Recipient` and `Expand` are never constructed
[INFO] [stderr]   --> src/smtp/command.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub enum SMTPCommand {
[INFO] [stderr]    |          ----------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 20 |     Recipient { recipient: EmailAddress },
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     Expand { mailing_list: String },
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SMTPCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `InvalidArguments` is never constructed
[INFO] [stderr]   --> src/smtp/command.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub enum SMTPCommandParseError {
[INFO] [stderr]    |          --------------------- variant in this enum
[INFO] [stderr] 62 |     IncompleteCommand,
[INFO] [stderr] 63 |     InvalidArguments,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SMTPCommandParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/smtp/incoming_connection.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 39 | impl IncomingSMTPConnection {
[INFO] [stderr]    | --------------------------- associated function in this implementation
[INFO] [stderr] 40 |     pub fn new(stream: TcpStream) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `OutgoingSMTPConnection` is never constructed
[INFO] [stderr]  --> src/smtp/outgoing_connection.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct OutgoingSMTPConnection {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `begin`, and `await_response` are never used
[INFO] [stderr]   --> src/smtp/outgoing_connection.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl OutgoingSMTPConnection {
[INFO] [stderr]    | --------------------------- associated items in this implementation
[INFO] [stderr] 14 |     fn new(message: Mail) {}
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 15 |
[INFO] [stderr] 16 |     async fn begin(&mut self) {
[INFO] [stderr]    |              ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     async fn await_response(&mut self) -> Result<SMTPReply, ()> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mailroom` (bin "mailroom" test) generated 64 warnings (run `cargo fix --bin "mailroom" --tests` to apply 12 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mailroom-cae6bcce16c2f715)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test imf::mail::header_unfolding ... ok
[INFO] [stdout] test pop3::command::uint_parse ... ok
[INFO] [stdout] test pop3::response::pop3_response_to_bytes ... ok
[INFO] [stdout] test smtp::reply::u16_to_smtp_reply_code ... ok
[INFO] [stdout] test smtp::reply::parse_smtp_reply ... ok
[INFO] [stdout] test smtp::reply::str_to_smtp_reply_code ... ok
[INFO] [stdout] test pop3::response::bytes_to_pop3_response ... ok
[INFO] [stdout] test pop3::command::bytes_uppercase ... ok
[INFO] [stdout] test pop3::command::parse_command ... ok
[INFO] [stdout] test imf::mail::mail_parse ... ok
[INFO] [stdout] test config_editor::serialize::test_serializer ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- config_editor::serialize::test_serializer stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'config_editor::serialize::test_serializer' (16) panicked at src/config_editor/serialize.rs:337:9:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x622b0ceec4f2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x622b0ceec4f2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x622b0ceec4f2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x622b0ceec4f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x622b0cefcc1f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x622b0cefcc1f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x622b0ceb9811 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x622b0ceb9811 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x622b0cec5872 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x622b0ceca55f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x622b0ceca3f1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x622b0ce671ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x622b0ce671ce - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x622b0cecac1f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x622b0cecac1f - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x622b0cecaa46 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x622b0cec59a9 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x622b0cead55d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x622b0cf064b0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x622b0cf0648c - core::panicking::panic::h355c5fec13755e30
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x622b0ce0f5b1 - <mailroom::config_editor::serialize::RatatuiListEditor as serde::ser::SerializeStruct>::serialize_field::hb3c5cf66dec6ed9b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/config_editor/serialize.rs:337:9
[INFO] [stdout]   21:     0x622b0ce03ed5 - mailroom::config::_::<impl serde::ser::Serialize for mailroom::config::Config>::serialize::hbc49fa1ef3a948c7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/config.rs:6:23
[INFO] [stdout]   22:     0x622b0ce11d26 - mailroom::config_editor::serialize::test_serializer::h5a242b5698b00289
[INFO] [stdout]                                at /opt/rustwide/workdir/src/config_editor/serialize.rs:371:12
[INFO] [stdout]   23:     0x622b0ce11e07 - mailroom::config_editor::serialize::test_serializer::{{closure}}::h0ce63bbb803bf7de
[INFO] [stdout]                                at /opt/rustwide/workdir/src/config_editor/serialize.rs:363:21
[INFO] [stdout]   24:     0x622b0ce16916 - core::ops::function::FnOnce::call_once::hbdb488844baec35e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x622b0ce66f8b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x622b0ce66f8b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x622b0ce7cbf5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x622b0ce7cbf5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x622b0ce7cbf5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x622b0ce7cbf5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x622b0ce7cbf5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x622b0ce7cbf5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x622b0ce7cbf5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x622b0ce533e4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x622b0ce533e4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x622b0ce56caa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x622b0ce56caa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x622b0ce56caa - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x622b0ce56caa - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x622b0ce56caa - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x622b0ce56caa - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x622b0ce56caa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x622b0cec0b0f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   44:     0x622b0cec0b0f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   45:     0x7b1dd6ca3aa4 - <unknown>
[INFO] [stdout]   46:     0x7b1dd6d30a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     config_editor::serialize::test_serializer
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin mailroom`
[INFO] running `Command { std: "docker" "inspect" "ea77da0aafde51fcbc5c0a82f4c897e44d9bd86d40b82957a2122644e0fabe2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea77da0aafde51fcbc5c0a82f4c897e44d9bd86d40b82957a2122644e0fabe2e", kill_on_drop: false }`
[INFO] [stdout] ea77da0aafde51fcbc5c0a82f4c897e44d9bd86d40b82957a2122644e0fabe2e
