[INFO] cloning repository https://github.com/shimo8810/ikat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shimo8810/ikat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshimo8810%2Fikat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshimo8810%2Fikat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af3bd5e940a7b10da7c0ec61692d5b0a5d6dcdf3
[INFO] checking shimo8810/ikat against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshimo8810%2Fikat" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/shimo8810/ikat
[INFO] finished tweaking git repo https://github.com/shimo8810/ikat
[INFO] tweaked toml for git repo https://github.com/shimo8810/ikat written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shimo8810/ikat on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/shimo8810/ikat 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 552d5257b67ef9ece52bd296398662228a9836cb0c7b03ba66d37aa17679fe58
[INFO] running `Command { std: "docker" "start" "-a" "552d5257b67ef9ece52bd296398662228a9836cb0c7b03ba66d37aa17679fe58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "552d5257b67ef9ece52bd296398662228a9836cb0c7b03ba66d37aa17679fe58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552d5257b67ef9ece52bd296398662228a9836cb0c7b03ba66d37aa17679fe58", kill_on_drop: false }`
[INFO] [stdout] 552d5257b67ef9ece52bd296398662228a9836cb0c7b03ba66d37aa17679fe58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75f26d045dc368e0f6ff9c0f1dcdcce574469e7950e3426339371923a5772569
[INFO] running `Command { std: "docker" "start" "-a" "75f26d045dc368e0f6ff9c0f1dcdcce574469e7950e3426339371923a5772569", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking ikat_core v0.1.0 (/opt/rustwide/workdir/ikat_core)
[INFO] [stdout] warning: unused import: `user::User`
[INFO] [stdout]  --> ikat_core/src/domain/model/article.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 |     model::{feed::Feed, user::User},
[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: `DateTime`
[INFO] [stdout]  --> ikat_core/src/domain/model/article.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use chrono::{DateTime, Utc};
[INFO] [stdout]   |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Url` and `feed::Feed`
[INFO] [stdout]  --> ikat_core/src/domain/model/article_states.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 |     common::{Id, Url},
[INFO] [stdout]   |                  ^^^
[INFO] [stdout] 3 |     model::{article::Article, feed::Feed, user::User},
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DateTime`
[INFO] [stdout]  --> ikat_core/src/domain/model/feed.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use chrono::{DateTime, Utc};
[INFO] [stdout]   |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `user::User`
[INFO] [stdout]  --> ikat_core/src/domain/model/article.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 |     model::{feed::Feed, user::User},
[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: `DateTime`
[INFO] [stdout]  --> ikat_core/src/domain/model/article.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use chrono::{DateTime, Utc};
[INFO] [stdout]   |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Url` and `feed::Feed`
[INFO] [stdout]  --> ikat_core/src/domain/model/article_states.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 |     common::{Id, Url},
[INFO] [stdout]   |                  ^^^
[INFO] [stdout] 3 |     model::{article::Article, feed::Feed, user::User},
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DateTime`
[INFO] [stdout]  --> ikat_core/src/domain/model/feed.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use chrono::{DateTime, Utc};
[INFO] [stdout]   |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Url` is never constructed
[INFO] [stdout]   --> ikat_core/src/domain/common.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Url(String);
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ikat_core` (lib) due to 7 previous errors; 11 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `Article` is never constructed
[INFO] [stdout]   --> ikat_core/src/domain/model/article.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Article {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `title`, `url`, `feed_id`, and `published_at` are never read
[INFO] [stdout]   --> ikat_core/src/domain/model/article.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Article {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 11 |     id: Id<Article>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 12 |     title: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 13 |     url: Url,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 14 |     feed_id: Id<Feed>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 15 |     published_at: PublishedAt,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ArticleStates` is never constructed
[INFO] [stdout]  --> ikat_core/src/domain/model/article_states.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ArticleStates {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user_id`, `article_id`, `is_read`, and `is_favorite` are never read
[INFO] [stdout]   --> ikat_core/src/domain/model/article_states.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct ArticleStates {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  7 |     user_id: Id<User>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]  8 |     article_id: Id<Article>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]  9 |     is_read: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     is_favorite: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Feed` is never constructed
[INFO] [stdout]  --> ikat_core/src/domain/model/feed.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Feed {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, `rss_url`, `website_url`, `folder_id`, and `last_fetched_at` are never read
[INFO] [stdout]   --> ikat_core/src/domain/model/feed.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Feed {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout]  9 |     id: Id<Feed>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 11 |     rss_url: Url,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     website_url: Url,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 13 |     folder_id: Id<Folder>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 14 |     last_fetched_at: LastFetchedAt,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Folder` is never constructed
[INFO] [stdout]  --> ikat_core/src/domain/model/folder.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Folder {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, `user_id`, and `parent_id` are never read
[INFO] [stdout]  --> ikat_core/src/domain/model/folder.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Folder {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |     id: Id<Folder>,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     user_id: Id<User>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     parent_id: Option<Id<Folder>>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Subscription` is never constructed
[INFO] [stdout]  --> ikat_core/src/domain/model/subscription.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Subscription {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user_id` and `feed_id` are never read
[INFO] [stdout]  --> ikat_core/src/domain/model/subscription.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Subscription {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 7 |     user_id: Id<User>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     feed_id: Id<Feed>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `User` is never constructed
[INFO] [stdout]  --> ikat_core/src/domain/model/user.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct User {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> ikat_core/src/domain/model/user.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct UserName(String);
[INFO] [stdout]   |        -------- ^^^^^^
[INFO] [stdout]   |        |
[INFO] [stdout]   |        field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `name` are never read
[INFO] [stdout]  --> ikat_core/src/domain/model/user.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct User {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 6 |     id: Id<User>,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 7 |     name: UserName,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Url` is never constructed
[INFO] [stdout]   --> ikat_core/src/domain/common.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Url(String);
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Article` is never constructed
[INFO] [stdout]   --> ikat_core/src/domain/model/article.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Article {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `title`, `url`, `feed_id`, and `published_at` are never read
[INFO] [stdout]   --> ikat_core/src/domain/model/article.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Article {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 11 |     id: Id<Article>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 12 |     title: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 13 |     url: Url,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 14 |     feed_id: Id<Feed>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 15 |     published_at: PublishedAt,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ArticleStates` is never constructed
[INFO] [stdout]  --> ikat_core/src/domain/model/article_states.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ArticleStates {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user_id`, `article_id`, `is_read`, and `is_favorite` are never read
[INFO] [stdout]   --> ikat_core/src/domain/model/article_states.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct ArticleStates {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  7 |     user_id: Id<User>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]  8 |     article_id: Id<Article>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]  9 |     is_read: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     is_favorite: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Feed` is never constructed
[INFO] [stdout]  --> ikat_core/src/domain/model/feed.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Feed {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, `rss_url`, `website_url`, `folder_id`, and `last_fetched_at` are never read
[INFO] [stdout]   --> ikat_core/src/domain/model/feed.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Feed {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout]  9 |     id: Id<Feed>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 11 |     rss_url: Url,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     website_url: Url,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 13 |     folder_id: Id<Folder>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 14 |     last_fetched_at: LastFetchedAt,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Folder` is never constructed
[INFO] [stdout]  --> ikat_core/src/domain/model/folder.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Folder {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, `user_id`, and `parent_id` are never read
[INFO] [stdout]  --> ikat_core/src/domain/model/folder.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Folder {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |     id: Id<Folder>,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     user_id: Id<User>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     parent_id: Option<Id<Folder>>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Subscription` is never constructed
[INFO] [stdout]  --> ikat_core/src/domain/model/subscription.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Subscription {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user_id` and `feed_id` are never read
[INFO] [stdout]  --> ikat_core/src/domain/model/subscription.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Subscription {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 7 |     user_id: Id<User>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     feed_id: Id<Feed>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `User` is never constructed
[INFO] [stdout]  --> ikat_core/src/domain/model/user.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct User {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> ikat_core/src/domain/model/user.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct UserName(String);
[INFO] [stdout]   |        -------- ^^^^^^
[INFO] [stdout]   |        |
[INFO] [stdout]   |        field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `name` are never read
[INFO] [stdout]  --> ikat_core/src/domain/model/user.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct User {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 6 |     id: Id<User>,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 7 |     name: UserName,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ikat_core` (lib test) due to 7 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "75f26d045dc368e0f6ff9c0f1dcdcce574469e7950e3426339371923a5772569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75f26d045dc368e0f6ff9c0f1dcdcce574469e7950e3426339371923a5772569", kill_on_drop: false }`
[INFO] [stdout] 75f26d045dc368e0f6ff9c0f1dcdcce574469e7950e3426339371923a5772569
