[INFO] cloning repository https://github.com/Staninbui/stars_fetcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Staninbui/stars_fetcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStaninbui%2Fstars_fetcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStaninbui%2Fstars_fetcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b298a1a176d13f41217d300054e24706cdcdba1
[INFO] testing Staninbui/stars_fetcher against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStaninbui%2Fstars_fetcher" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Staninbui/stars_fetcher
[INFO] finished tweaking git repo https://github.com/Staninbui/stars_fetcher
[INFO] tweaked toml for git repo https://github.com/Staninbui/stars_fetcher written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Staninbui/stars_fetcher on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Staninbui/stars_fetcher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76c7a50e66039d97b7d5e271497f62edaebd22aa9a540e3095e8f0119bc1bc39
[INFO] running `Command { std: "docker" "start" "-a" "76c7a50e66039d97b7d5e271497f62edaebd22aa9a540e3095e8f0119bc1bc39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76c7a50e66039d97b7d5e271497f62edaebd22aa9a540e3095e8f0119bc1bc39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c7a50e66039d97b7d5e271497f62edaebd22aa9a540e3095e8f0119bc1bc39", kill_on_drop: false }`
[INFO] [stdout] 76c7a50e66039d97b7d5e271497f62edaebd22aa9a540e3095e8f0119bc1bc39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8ae3cd39b9346eb718d3d7b930fad12c29b3a56092ccc4aae5956a2707c1118
[INFO] running `Command { std: "docker" "start" "-a" "d8ae3cd39b9346eb718d3d7b930fad12c29b3a56092ccc4aae5956a2707c1118", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `io::Write`
[INFO] [stdout]  --> src/api/repos.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{error::Error, path::Path, fs, io::Write, process::Command};
[INFO] [stdout]   |                                         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0446]: private type `RepoResponse` in public interface
[INFO] [stdout]   --> src/api/repos.rs:12:58
[INFO] [stdout]    |
[INFO] [stdout] 12 |     async fn get_repo(&self, owner: &str, repo: &str) -> Result<RepoResponse, Box<dyn Error>>;
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type
[INFO] [stdout] ...
[INFO] [stdout] 19 | struct RepoResponse {
[INFO] [stdout]    | ------------------- `RepoResponse` declared as private
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `RepoResponse` is more private than the item `Repo::get_repo::{anon_assoc#0}`
[INFO] [stdout]   --> src/api/repos.rs:12:58
[INFO] [stdout]    |
[INFO] [stdout] 12 |     async fn get_repo(&self, owner: &str, repo: &str) -> Result<RepoResponse, Box<dyn Error>>;
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ opaque type `Repo::get_repo::{anon_assoc#0}` is reachable at visibility `pub(in crate::api)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `RepoResponse` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/api/repos.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct RepoResponse {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0446]: private type `RepoResponse` in public interface
[INFO] [stdout]   --> src/api/repos.rs:13:35
[INFO] [stdout]    |
[INFO] [stdout] 13 |     async fn list_repos(&self) -> Result<Vec<RepoResponse>, Box<dyn Error>>;
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type
[INFO] [stdout] ...
[INFO] [stdout] 19 | struct RepoResponse {
[INFO] [stdout]    | ------------------- `RepoResponse` declared as private
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `RepoResponse` is more private than the item `Repo::list_repos::{anon_assoc#0}`
[INFO] [stdout]   --> src/api/repos.rs:13:35
[INFO] [stdout]    |
[INFO] [stdout] 13 |     async fn list_repos(&self) -> Result<Vec<RepoResponse>, Box<dyn Error>>;
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ opaque type `Repo::list_repos::{anon_assoc#0}` is reachable at visibility `pub(in crate::api)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `RepoResponse` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/api/repos.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct RepoResponse {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0446]: private type `RepoDetailsResponse` in public interface
[INFO] [stdout]   --> src/api/repos.rs:14:66
[INFO] [stdout]    |
[INFO] [stdout] 14 |     async fn get_repo_details(&self, owner: &str, repo: &str) -> Result<RepoDetailsResponse, Box<dyn Error>>;
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type
[INFO] [stdout] ...
[INFO] [stdout] 33 | struct RepoDetailsResponse {
[INFO] [stdout]    | -------------------------- `RepoDetailsResponse` declared as private
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `RepoDetailsResponse` is more private than the item `Repo::get_repo_details::{anon_assoc#0}`
[INFO] [stdout]   --> src/api/repos.rs:14:66
[INFO] [stdout]    |
[INFO] [stdout] 14 |     async fn get_repo_details(&self, owner: &str, repo: &str) -> Result<RepoDetailsResponse, Box<dyn Error>>;
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ opaque type `Repo::get_repo_details::{anon_assoc#0}` is reachable at visibility `pub(in crate::api)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `RepoDetailsResponse` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/api/repos.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct RepoDetailsResponse {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `RepoResponse` is more private than the item `<GitHubClient as Repo>::get_repo`
[INFO] [stdout]   --> src/api/repos.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     async fn get_repo(&self, owner: &str, repo: &str) -> Result<RepoResponse, Box<dyn Error>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `<GitHubClient as Repo>::get_repo` is reachable at visibility `pub(in crate::api)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `RepoResponse` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/api/repos.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct RepoResponse {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0446]: private type `RepoResponse` in public interface
[INFO] [stdout]   --> src/api/repos.rs:44:58
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct RepoResponse {
[INFO] [stdout]    | ------------------- `RepoResponse` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 44 |     async fn get_repo(&self, owner: &str, repo: &str) -> Result<RepoResponse, Box<dyn Error>> {
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `RepoResponse` is more private than the item `<GitHubClient as Repo>::list_repos`
[INFO] [stdout]   --> src/api/repos.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     async fn list_repos(&self) -> Result<Vec<RepoResponse>, Box<dyn Error>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `<GitHubClient as Repo>::list_repos` is reachable at visibility `pub(in crate::api)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `RepoResponse` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/api/repos.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct RepoResponse {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0446]: private type `RepoResponse` in public interface
[INFO] [stdout]   --> src/api/repos.rs:60:35
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct RepoResponse {
[INFO] [stdout]    | ------------------- `RepoResponse` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 60 |     async fn list_repos(&self) -> Result<Vec<RepoResponse>, Box<dyn Error>> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `RepoDetailsResponse` is more private than the item `<GitHubClient as Repo>::get_repo_details`
[INFO] [stdout]   --> src/api/repos.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     async fn get_repo_details(&self, owner: &str, repo: &str) -> Result<RepoDetailsResponse, Box<dyn Error>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `<GitHubClient as Repo>::get_repo_details` is reachable at visibility `pub(in crate::api)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `RepoDetailsResponse` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/api/repos.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct RepoDetailsResponse {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0446]: private type `RepoDetailsResponse` in public interface
[INFO] [stdout]   --> src/api/repos.rs:76:66
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct RepoDetailsResponse {
[INFO] [stdout]    | -------------------------- `RepoDetailsResponse` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 76 |     async fn get_repo_details(&self, owner: &str, repo: &str) -> Result<RepoDetailsResponse, Box<dyn Error>> {
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Repo` is never used
[INFO] [stdout]   --> src/api/repos.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Repo {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RepoResponse` is never constructed
[INFO] [stdout]   --> src/api/repos.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct RepoResponse {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OwnerResponse` is never constructed
[INFO] [stdout]   --> src/api/repos.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct OwnerResponse {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RepoDetailsResponse` is never constructed
[INFO] [stdout]   --> src/api/repos.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct RepoDetailsResponse {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Star` is never used
[INFO] [stdout]   --> src/api/stars.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait Star {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GitHubClient` is never constructed
[INFO] [stdout]   --> src/api/client.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct GitHubClient {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `create_http_client`, `new`, `validate_auth`, `from_config`, and `new_validated` are never used
[INFO] [stdout]   --> src/api/client.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl GitHubClient {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 17 |     fn create_http_client() -> Client {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub async fn new(api_url: String, token: String) -> Self {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     async fn validate_auth(&self) -> Result<bool, Box<dyn Error>> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub async fn from_config(config: &Config) -> Result<Self, Box<dyn Error>> {
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub async fn new_validated(config: &Config) -> Result<Self, Box<dyn Error>> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `validate_github_config` is never used
[INFO] [stdout]   --> src/api/client.rs:70:14
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub async fn validate_github_config() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0446`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `starts_fetcher` (lib) due to 6 previous errors; 15 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d8ae3cd39b9346eb718d3d7b930fad12c29b3a56092ccc4aae5956a2707c1118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ae3cd39b9346eb718d3d7b930fad12c29b3a56092ccc4aae5956a2707c1118", kill_on_drop: false }`
[INFO] [stdout] d8ae3cd39b9346eb718d3d7b930fad12c29b3a56092ccc4aae5956a2707c1118
