[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] e7f5ee3ded2cea435890b99214d84fa78180ba31
[INFO] checking MarkGhebrial/mailroom against master#d5419f1e97b90741d51841f800d3c697c662567d for pr-147565-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkGhebrial%2Fmailroom" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MarkGhebrial/mailroom on toolchain d5419f1e97b90741d51841f800d3c697c662567d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d5419f1e97b90741d51841f800d3c697c662567d" "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" "+d5419f1e97b90741d51841f800d3c697c662567d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+d5419f1e97b90741d51841f800d3c697c662567d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "a47811ae2bf9e177ac66d75cec33bf28c3d59871cf801374584edd6858f6ed95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a47811ae2bf9e177ac66d75cec33bf28c3d59871cf801374584edd6858f6ed95", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+d5419f1e97b90741d51841f800d3c697c662567d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "202bd01afa0e4c7ada1b164aa4974fa5593e61eb0759adc27abc28d73418a8dc", 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: `Block`, `List`, `Style`, `Stylize`, and `Widget`
[INFO] [stdout]   --> src/config_editor/tree.rs:9:13
[INFO] [stdout]    |
[INFO] [stdout]  9 |     style::{Style, Stylize},
[INFO] [stdout]    |             ^^^^^  ^^^^^^^
[INFO] [stdout] 10 |     widgets::{Block, List, Widget},
[INFO] [stdout]    |               ^^^^^  ^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BorderType`, `ListDirection`, and `Paragraph`
[INFO] [stdout]   --> src/config_editor/mod.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |         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 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 imports: `Block`, `List`, `Style`, `Stylize`, and `Widget`
[INFO] [stdout]   --> src/config_editor/tree.rs:9:13
[INFO] [stdout]    |
[INFO] [stdout]  9 |     style::{Style, Stylize},
[INFO] [stdout]    |             ^^^^^  ^^^^^^^
[INFO] [stdout] 10 |     widgets::{Block, List, 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: `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 imports: `BorderType`, `ListDirection`, and `Paragraph`
[INFO] [stdout]   --> src/config_editor/mod.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |         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 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: 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: 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]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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: `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]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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: `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: unused variable: `socket`
[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]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[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: unused variable: `socket`
[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]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket`
[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: struct `Node` is never constructed
[INFO] [stdout]   --> src/config_editor/tree.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Node<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_child`, and `child` are never used
[INFO] [stdout]   --> src/config_editor/tree.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<T> Node<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 20 |     fn new(data: T) -> Node<T> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn add_child(&mut self, child: Node<T>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn child(mut self, child: Node<T>) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TreeWalker` is never constructed
[INFO] [stdout]   --> src/config_editor/tree.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct TreeWalker<'a, T> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_tree` is never used
[INFO] [stdout]   --> src/config_editor/tree.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn print_tree<T>(node: &Node<T>)
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Model` is never constructed
[INFO] [stdout]  --> src/database/models/mail.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Model {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Relation` is never used
[INFO] [stdout]   --> src/database/models/mail.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub enum Relation {}
[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: 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] [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 `add_child` is never used
[INFO] [stdout]   --> src/config_editor/tree.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<T> Node<T> {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn add_child(&mut self, child: Node<T>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TreeWalker` is never constructed
[INFO] [stdout]   --> src/config_editor/tree.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct TreeWalker<'a, T> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Model` is never constructed
[INFO] [stdout]  --> src/database/models/mail.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Model {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Relation` is never used
[INFO] [stdout]   --> src/database/models/mail.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub enum Relation {}
[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: 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 `dev` profile [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "202bd01afa0e4c7ada1b164aa4974fa5593e61eb0759adc27abc28d73418a8dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "202bd01afa0e4c7ada1b164aa4974fa5593e61eb0759adc27abc28d73418a8dc", kill_on_drop: false }`
[INFO] [stdout] 202bd01afa0e4c7ada1b164aa4974fa5593e61eb0759adc27abc28d73418a8dc
