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[INFO] [stderr]    Compiling rate_limiting_middleware v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/middleware/rate_limiter.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub async fn check_rate_limit(&self, ip: &str) -> Result<bool, redis::RedisError> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/middleware/rate_limiter.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |             conn.expire(&key, self.time_window).await?;
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 31 |             conn.expire::<_, ()>(&key, self.time_window).await?;
[INFO] [stdout]    |                        +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RateLimitMiddleware` is never constructed
[INFO] [stdout]   --> src/middleware/middleware.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct RateLimitMiddleware<S>{
[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 `RateLimiter` is never constructed
[INFO] [stdout]  --> src/middleware/rate_limiter.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct RateLimiter {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `check_rate_limit` are never used
[INFO] [stdout]   --> src/middleware/rate_limiter.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl RateLimiter {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 13 |     pub async fn new(redis_url: &str, max_requests: usize, time_window: usize) -> Self {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub async fn check_rate_limit(&self, ip: &str) -> Result<bool, redis::RedisError> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `redis_url` is never used
[INFO] [stdout]  --> src/utils/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn redis_url() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RATE_LIMIT` is never used
[INFO] [stdout]  --> src/utils/mod.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const RATE_LIMIT: u32 = 10; 
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rate_limiting_middleware v0.1.0 (/opt/rustwide/workdir), redis v0.23.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
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[INFO] [stdout] 36afd9385baa931ab8bb2040d1688182b405f087989bc49ce8643d96b5514f81
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7cee44b7b9db5ea669c5e759fd049d783ed7acbb7baeeb105f7ca78622efe6a
[INFO] running `Command { std: "docker" "start" "-a" "f7cee44b7b9db5ea669c5e759fd049d783ed7acbb7baeeb105f7ca78622efe6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling actix-rt v2.10.0
[INFO] [stderr]    Compiling actix-server v2.5.0
[INFO] [stderr]    Compiling actix-http v3.9.0
[INFO] [stderr]    Compiling actix-web v4.9.0
[INFO] [stderr]    Compiling rate_limiting_middleware v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/middleware/rate_limiter.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub async fn check_rate_limit(&self, ip: &str) -> Result<bool, redis::RedisError> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/middleware/rate_limiter.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |             conn.expire(&key, self.time_window).await?;
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 31 |             conn.expire::<_, ()>(&key, self.time_window).await?;
[INFO] [stdout]    |                        +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RateLimitMiddleware` is never constructed
[INFO] [stdout]   --> src/middleware/middleware.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct RateLimitMiddleware<S>{
[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 `RateLimiter` is never constructed
[INFO] [stdout]  --> src/middleware/rate_limiter.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct RateLimiter {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `check_rate_limit` are never used
[INFO] [stdout]   --> src/middleware/rate_limiter.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl RateLimiter {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 13 |     pub async fn new(redis_url: &str, max_requests: usize, time_window: usize) -> Self {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub async fn check_rate_limit(&self, ip: &str) -> Result<bool, redis::RedisError> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `redis_url` is never used
[INFO] [stdout]  --> src/utils/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn redis_url() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RATE_LIMIT` is never used
[INFO] [stdout]  --> src/utils/mod.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const RATE_LIMIT: u32 = 10; 
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.74s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rate_limiting_middleware v0.1.0 (/opt/rustwide/workdir), redis v0.23.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "f7cee44b7b9db5ea669c5e759fd049d783ed7acbb7baeeb105f7ca78622efe6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7cee44b7b9db5ea669c5e759fd049d783ed7acbb7baeeb105f7ca78622efe6a", kill_on_drop: false }`
[INFO] [stdout] f7cee44b7b9db5ea669c5e759fd049d783ed7acbb7baeeb105f7ca78622efe6a
