[INFO] fetching crate dementia 0.0.5...
[INFO] checking dementia-0.0.5 against master#dc375db7d8df0aa450e622c529147c95eee756f5 for pr-156749
[INFO] extracting crate dementia 0.0.5 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate dementia 0.0.5
[INFO] finished tweaking crates.io crate dementia 0.0.5
[INFO] tweaked toml for crates.io crate dementia 0.0.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dementia 0.0.5 on toolchain dc375db7d8df0aa450e622c529147c95eee756f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 196 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.1)
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.13.4)
[INFO] [stderr]       Adding url v1.7.2 (available: v2.5.8)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `dementia` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f0ba9e79bc4177df97cc8bc50c42457309da380771fe0b03c0f2cbfa0e926ff8
[INFO] running `Command { std: "docker" "start" "f0ba9e79bc4177df97cc8bc50c42457309da380771fe0b03c0f2cbfa0e926ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f0ba9e79bc4177df97cc8bc50c42457309da380771fe0b03c0f2cbfa0e926ff8" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0ba9e79bc4177df97cc8bc50c42457309da380771fe0b03c0f2cbfa0e926ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f0ba9e79bc4177df97cc8bc50c42457309da380771fe0b03c0f2cbfa0e926ff8" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `dementia` (manifest) generated 1 warning
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[INFO] [stdout] warning: struct `SinceInfo` is never constructed
[INFO] [stdout]   --> src/lib.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct SinceInfo {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `timeline` is never read
[INFO] [stdout]   --> src/matrix_types.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Join {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 40 |     timeline: Timeline,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Join` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev_batch` and `events` are never read
[INFO] [stdout]   --> src/matrix_types.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Timeline {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 45 |     prev_batch: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 46 |     events: Vec<Event>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Timeline` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sender`, `content`, `event_id`, and `origin_server_ts` are never read
[INFO] [stdout]   --> src/matrix_types.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct MessageEvent {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 70 |     sender: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 71 |     content: MessageContent,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 72 |     event_id: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 73 |     origin_server_ts: u64, //?
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageEvent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `body` is never read
[INFO] [stdout]   --> src/matrix_types.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct TextMessageBody {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 99 |     body: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TextMessageBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `body`, `filename`, `url`, and `file` are never read
[INFO] [stdout]    --> src/matrix_types.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub struct FileMessageBody {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 104 |     body: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 105 |     filename: String,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 106 |     url: Option<String>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 107 |     file: EncryptedFile,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FileMessageBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `body`, `url`, and `file` are never read
[INFO] [stdout]    --> src/matrix_types.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct MultimediaMessageBody {
[INFO] [stdout]     |            --------------------- fields in this struct
[INFO] [stdout] 112 |     body: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 113 |     url: Option<String>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 114 |     file: EncryptedFile,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MultimediaMessageBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `body` and `geo_uri` are never read
[INFO] [stdout]    --> src/matrix_types.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct LocationMessageBody {
[INFO] [stdout]     |            ------------------- fields in this struct
[INFO] [stdout] 119 |     body: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 120 |     geo_uri: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LocationMessageBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sender` and `content` are never read
[INFO] [stdout]    --> src/matrix_types.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub struct MemberEvent {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 125 |     sender: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 126 |     content: MemberContent,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MemberEvent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sender` and `content` are never read
[INFO] [stdout]    --> src/matrix_types.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct RoomNameEvent {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 131 |     sender: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 132 |     content: RoomNameContent,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RoomNameEvent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/matrix_types.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub struct RoomNameContent {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 152 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RoomNameContent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `url`, `key`, `iv`, `hashes`, and `v` are never read
[INFO] [stdout]    --> src/matrix_types.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub struct EncryptedFile {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 158 |     url: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 159 |     key: Jwk,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 160 |     iv: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 161 |     hashes: HashMap<String, String>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 162 |     v: String,
[INFO] [stdout]     |     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EncryptedFile` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key`, `key_opts`, `alg`, `k`, and `ext` are never read
[INFO] [stdout]    --> src/matrix_types.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub struct Jwk {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 167 |     key: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 168 |     key_opts: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 169 |     alg: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 170 |     k: String,
[INFO] [stdout]     |     ^
[INFO] [stdout] 171 |     ext: bool,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Jwk` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SinceInfo` is never constructed
[INFO] [stdout]   --> src/lib.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct SinceInfo {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `timeline` is never read
[INFO] [stdout]   --> src/matrix_types.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Join {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 40 |     timeline: Timeline,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Join` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev_batch` and `events` are never read
[INFO] [stdout]   --> src/matrix_types.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Timeline {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 45 |     prev_batch: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 46 |     events: Vec<Event>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Timeline` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sender`, `content`, `event_id`, and `origin_server_ts` are never read
[INFO] [stdout]   --> src/matrix_types.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct MessageEvent {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 70 |     sender: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 71 |     content: MessageContent,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 72 |     event_id: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 73 |     origin_server_ts: u64, //?
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MessageEvent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `body` is never read
[INFO] [stdout]   --> src/matrix_types.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub struct TextMessageBody {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 99 |     body: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TextMessageBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `body`, `filename`, `url`, and `file` are never read
[INFO] [stdout]    --> src/matrix_types.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub struct FileMessageBody {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 104 |     body: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 105 |     filename: String,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 106 |     url: Option<String>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 107 |     file: EncryptedFile,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FileMessageBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `body`, `url`, and `file` are never read
[INFO] [stdout]    --> src/matrix_types.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct MultimediaMessageBody {
[INFO] [stdout]     |            --------------------- fields in this struct
[INFO] [stdout] 112 |     body: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 113 |     url: Option<String>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 114 |     file: EncryptedFile,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MultimediaMessageBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `body` and `geo_uri` are never read
[INFO] [stdout]    --> src/matrix_types.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct LocationMessageBody {
[INFO] [stdout]     |            ------------------- fields in this struct
[INFO] [stdout] 119 |     body: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 120 |     geo_uri: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LocationMessageBody` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sender` and `content` are never read
[INFO] [stdout]    --> src/matrix_types.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub struct MemberEvent {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 125 |     sender: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 126 |     content: MemberContent,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MemberEvent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sender` and `content` are never read
[INFO] [stdout]    --> src/matrix_types.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct RoomNameEvent {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 131 |     sender: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 132 |     content: RoomNameContent,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RoomNameEvent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/matrix_types.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub struct RoomNameContent {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 152 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RoomNameContent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `url`, `key`, `iv`, `hashes`, and `v` are never read
[INFO] [stdout]    --> src/matrix_types.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub struct EncryptedFile {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 158 |     url: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 159 |     key: Jwk,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 160 |     iv: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 161 |     hashes: HashMap<String, String>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 162 |     v: String,
[INFO] [stdout]     |     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EncryptedFile` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key`, `key_opts`, `alg`, `k`, and `ext` are never read
[INFO] [stdout]    --> src/matrix_types.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub struct Jwk {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 167 |     key: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 168 |     key_opts: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 169 |     alg: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 170 |     k: String,
[INFO] [stdout]     |     ^
[INFO] [stdout] 171 |     ext: bool,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Jwk` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Room`
[INFO] [stdout]  --> examples/main.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use dementia::{Homeserver, Room, Message, RoomEvent};
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `si`
[INFO] [stdout]  --> examples/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let si = "MDAxZGxvY2F0aW9uIG1hdHJpeC5id2luZi5kZQowMDEzaWRlbnRpZmllciBrZXkKMDAxMGNpZCBnZW4gPSAxCjAwMmJjaWQgdXNlcl9pZCA9IEBtYXRyaXh...
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_si`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.85s
[INFO] running `Command { std: "docker" "inspect" "f0ba9e79bc4177df97cc8bc50c42457309da380771fe0b03c0f2cbfa0e926ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0ba9e79bc4177df97cc8bc50c42457309da380771fe0b03c0f2cbfa0e926ff8", kill_on_drop: false }`
[INFO] [stdout] f0ba9e79bc4177df97cc8bc50c42457309da380771fe0b03c0f2cbfa0e926ff8
