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[INFO] building jyasuu/number-generator against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjyasuu%2Fnumber-generator" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jyasuu/number-generator
[INFO] finished tweaking git repo https://github.com/jyasuu/number-generator
[INFO] tweaked toml for git repo https://github.com/jyasuu/number-generator written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jyasuu/number-generator on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
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[INFO] crate git repo https://github.com/jyasuu/number-generator 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling actix-web v4.10.2
[INFO] [stderr]    Compiling number-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `sync::Arc` and `sync::Mutex`
[INFO] [stdout]  --> src/sequence_generator.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{sync::Arc, fmt,sync::Mutex};
[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::prefix_rule_manager::PrefixRuleManager`
[INFO] [stdout]  --> src/sequence_generator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::prefix_rule_manager::PrefixRuleManager;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[async_trait]
[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/redis_prefix_rule_manager.rs:73:14
[INFO] [stdout]    |
[INFO] [stdout] 73 | ...   conn.set(redis_key, prefix_rule_json).await.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as ...
[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] 73 |         conn.set::<_, _, ()>(redis_key, prefix_rule_json).await.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error + Send>)?;
[INFO] [stdout]    |                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prefix_rules` is never read
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct RedisPrefixRuleManager {
[INFO] [stdout]    |            ---------------------- field in this struct
[INFO] [stdout] 31 |     redis_client: Client,
[INFO] [stdout] 32 |     prefix_rules: Arc<Mutex<HashMap<String, PrefixRule>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RedisPrefixRuleManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `sync::Arc` and `sync::Mutex`
[INFO] [stdout]  --> src/sequence_generator.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{sync::Arc, fmt,sync::Mutex};
[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::prefix_rule_manager::PrefixRuleManager`
[INFO] [stdout]  --> src/sequence_generator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::prefix_rule_manager::PrefixRuleManager;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut manager = prefix_rule_manager_clone.lock().unwrap();
[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/main.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let mut manager = prefix_rule_manager_clone.lock().unwrap();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[async_trait]
[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/redis_prefix_rule_manager.rs:73:14
[INFO] [stdout]    |
[INFO] [stdout] 73 | ...   conn.set(redis_key, prefix_rule_json).await.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as ...
[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] 73 |         conn.set::<_, _, ()>(redis_key, prefix_rule_json).await.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error + Send>)?;
[INFO] [stdout]    |                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `PrefixNotFound` is never constructed
[INFO] [stdout]   --> src/sequence_generator.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum SequenceGeneratorError {
[INFO] [stdout]    |          ---------------------- variant in this enum
[INFO] [stdout] 14 |     RedisError(RedisError),
[INFO] [stdout] 15 |     PrefixNotFound,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SequenceGeneratorError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RedisPrefixRuleManagerError` is never used
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum RedisPrefixRuleManagerError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prefix_rules` is never read
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct RedisPrefixRuleManager {
[INFO] [stdout]    |            ---------------------- field in this struct
[INFO] [stdout] 31 |     redis_client: Client,
[INFO] [stdout] 32 |     prefix_rules: Arc<Mutex<HashMap<String, PrefixRule>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RedisPrefixRuleManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.97s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: number-generator v0.1.0 (/opt/rustwide/workdir), redis v0.21.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "2ec54001609b7ce4d9f93fa3ed3f7fff90a9f74b49a44bff9f59e28a0a1358f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec54001609b7ce4d9f93fa3ed3f7fff90a9f74b49a44bff9f59e28a0a1358f3", kill_on_drop: false }`
[INFO] [stdout] 2ec54001609b7ce4d9f93fa3ed3f7fff90a9f74b49a44bff9f59e28a0a1358f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba4cedf908f3851da31dda760be3f8db6b45cffd43793a1d62e43fee3ea106f5
[INFO] running `Command { std: "docker" "start" "-a" "ba4cedf908f3851da31dda760be3f8db6b45cffd43793a1d62e43fee3ea106f5", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `sync::Arc` and `sync::Mutex`
[INFO] [stdout]  --> src/sequence_generator.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{sync::Arc, fmt,sync::Mutex};
[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::prefix_rule_manager::PrefixRuleManager`
[INFO] [stdout]  --> src/sequence_generator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::prefix_rule_manager::PrefixRuleManager;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[async_trait]
[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/redis_prefix_rule_manager.rs:73:14
[INFO] [stdout]    |
[INFO] [stdout] 73 | ...   conn.set(redis_key, prefix_rule_json).await.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as ...
[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] 73 |         conn.set::<_, _, ()>(redis_key, prefix_rule_json).await.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error + Send>)?;
[INFO] [stdout]    |                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prefix_rules` is never read
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct RedisPrefixRuleManager {
[INFO] [stdout]    |            ---------------------- field in this struct
[INFO] [stdout] 31 |     redis_client: Client,
[INFO] [stdout] 32 |     prefix_rules: Arc<Mutex<HashMap<String, PrefixRule>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RedisPrefixRuleManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling number-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `sync::Arc` and `sync::Mutex`
[INFO] [stdout]  --> src/sequence_generator.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{sync::Arc, fmt,sync::Mutex};
[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::prefix_rule_manager::PrefixRuleManager`
[INFO] [stdout]  --> src/sequence_generator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::prefix_rule_manager::PrefixRuleManager;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[async_trait]
[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/redis_prefix_rule_manager.rs:73:14
[INFO] [stdout]    |
[INFO] [stdout] 73 | ...   conn.set(redis_key, prefix_rule_json).await.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as ...
[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] 73 |         conn.set::<_, _, ()>(redis_key, prefix_rule_json).await.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error + Send>)?;
[INFO] [stdout]    |                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prefix_rules` is never read
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct RedisPrefixRuleManager {
[INFO] [stdout]    |            ---------------------- field in this struct
[INFO] [stdout] 31 |     redis_client: Client,
[INFO] [stdout] 32 |     prefix_rules: Arc<Mutex<HashMap<String, PrefixRule>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RedisPrefixRuleManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `sync::Arc` and `sync::Mutex`
[INFO] [stdout]  --> src/sequence_generator.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{sync::Arc, fmt,sync::Mutex};
[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::prefix_rule_manager::PrefixRuleManager`
[INFO] [stdout]  --> src/sequence_generator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::prefix_rule_manager::PrefixRuleManager;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut manager = prefix_rule_manager_clone.lock().unwrap();
[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/main.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let mut manager = prefix_rule_manager_clone.lock().unwrap();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[async_trait]
[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/redis_prefix_rule_manager.rs:73:14
[INFO] [stdout]    |
[INFO] [stdout] 73 | ...   conn.set(redis_key, prefix_rule_json).await.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as ...
[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] 73 |         conn.set::<_, _, ()>(redis_key, prefix_rule_json).await.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error + Send>)?;
[INFO] [stdout]    |                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `PrefixNotFound` is never constructed
[INFO] [stdout]   --> src/sequence_generator.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum SequenceGeneratorError {
[INFO] [stdout]    |          ---------------------- variant in this enum
[INFO] [stdout] 14 |     RedisError(RedisError),
[INFO] [stdout] 15 |     PrefixNotFound,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SequenceGeneratorError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RedisPrefixRuleManagerError` is never used
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum RedisPrefixRuleManagerError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prefix_rules` is never read
[INFO] [stdout]   --> src/redis_prefix_rule_manager.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct RedisPrefixRuleManager {
[INFO] [stdout]    |            ---------------------- field in this struct
[INFO] [stdout] 31 |     redis_client: Client,
[INFO] [stdout] 32 |     prefix_rules: Arc<Mutex<HashMap<String, PrefixRule>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RedisPrefixRuleManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: number-generator v0.1.0 (/opt/rustwide/workdir), redis v0.21.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "ba4cedf908f3851da31dda760be3f8db6b45cffd43793a1d62e43fee3ea106f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4cedf908f3851da31dda760be3f8db6b45cffd43793a1d62e43fee3ea106f5", kill_on_drop: false }`
[INFO] [stdout] ba4cedf908f3851da31dda760be3f8db6b45cffd43793a1d62e43fee3ea106f5
