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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AuceptinFang/rusty_java_final_lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAuceptinFang%2Frusty_java_final_lab", kill_on_drop: false }`
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[INFO] [stdout] 03fc2ecdae48663e39f84f99c43e02fd60d9b88a
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[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAuceptinFang%2Frusty_java_final_lab" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AuceptinFang/rusty_java_final_lab
[INFO] finished tweaking git repo https://github.com/AuceptinFang/rusty_java_final_lab
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[INFO] validating manifest of git repo https://github.com/AuceptinFang/rusty_java_final_lab on toolchain 79452e8441468c5568c20bfca2aa1fe75b645b2d
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[INFO] crate git repo https://github.com/AuceptinFang/rusty_java_final_lab already has a lockfile, it will not be regenerated
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[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/object/seat.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::Rng;
[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: `rand::Rng`
[INFO] [stdout]  --> src/object/seat.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::Rng;
[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: `SqliteConnection`
[INFO] [stdout]  --> src/score/db.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sqlx::{Connection, FromRow, SqliteConnection, SqlitePool};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/score/db.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SqliteConnection`
[INFO] [stdout]  --> src/score/db.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sqlx::{Connection, FromRow, SqliteConnection, SqlitePool};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/score/db.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::score::*`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::score::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::score::*`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::score::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_subscriber::filter::LevelFilter`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tracing_subscriber::filter::LevelFilter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_subscriber::filter::LevelFilter`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tracing_subscriber::filter::LevelFilter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/server/seat.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 return anyhow::bail!(format!("User already exists: {}",seat));
[INFO] [stdout]    |                 ^^^^^^^------------------------------------------------------
[INFO] [stdout]    |                 |      |
[INFO] [stdout]    |                 |      any code following this expression is unreachable
[INFO] [stdout]    |                 unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/server/seat.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 return anyhow::bail!(format!("User already exists: {}",seat));
[INFO] [stdout]    |                 ^^^^^^^------------------------------------------------------
[INFO] [stdout]    |                 |      |
[INFO] [stdout]    |                 |      any code following this expression is unreachable
[INFO] [stdout]    |                 unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Connection`
[INFO] [stdout]  --> src/score/db.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sqlx::{Connection, FromRow, SqliteConnection, SqlitePool};
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_subscriber::prelude`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing_subscriber::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Connection`
[INFO] [stdout]  --> src/score/db.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sqlx::{Connection, FromRow, SqliteConnection, SqlitePool};
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_subscriber::prelude`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing_subscriber::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     for i in 0..10 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     for i in 0..10 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `number`, `name`, and `price` are never used
[INFO] [stdout]   --> src/object/seat.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub trait Seat{
[INFO] [stdout]    |           ---- methods in this trait
[INFO] [stdout]  8 |     fn number(&self) -> &str;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]  9 |     fn name(&self) -> &str;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 10 |     fn price(&self) -> f64;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Discountable` is never used
[INFO] [stdout]   --> src/object/seat.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait Discountable{
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `number` and `name` are never read
[INFO] [stdout]   --> src/object/seat.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct NormalSeat{
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 19 |     number: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NormalSeat` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `number` and `name` are never read
[INFO] [stdout]   --> src/object/seat.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct MonitorSeat {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 25 |     number: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 26 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MonitorSeat` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `number` and `name` are never read
[INFO] [stdout]   --> src/object/seat.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct RoomSeat{
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 31 |     number: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 32 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RoomSeat` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear_all` is never used
[INFO] [stdout]    --> src/score/db.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout]  41 | impl Db {
[INFO] [stdout]     | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub async fn clear_all(&mut self) -> Result<()> {
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `number`, `name`, and `price` are never used
[INFO] [stdout]   --> src/object/seat.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub trait Seat{
[INFO] [stdout]    |           ---- methods in this trait
[INFO] [stdout]  8 |     fn number(&self) -> &str;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]  9 |     fn name(&self) -> &str;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 10 |     fn price(&self) -> f64;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Discountable` is never used
[INFO] [stdout]   --> src/object/seat.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait Discountable{
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `number` and `name` are never read
[INFO] [stdout]   --> src/object/seat.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct NormalSeat{
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 19 |     number: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NormalSeat` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `number` and `name` are never read
[INFO] [stdout]   --> src/object/seat.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct MonitorSeat {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 25 |     number: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 26 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MonitorSeat` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `number` and `name` are never read
[INFO] [stdout]   --> src/object/seat.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct RoomSeat{
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 31 |     number: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 32 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RoomSeat` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear_all` is never used
[INFO] [stdout]    --> src/score/db.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout]  41 | impl Db {
[INFO] [stdout]     | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub async fn clear_all(&mut self) -> Result<()> {
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/server/seat.rs:48:41
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 guard.user_map.insert(id.clone().to_string(), seat_id.clone());
[INFO] [stdout]    |                                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/server/seat.rs:48:41
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 guard.user_map.insert(id.clone().to_string(), seat_id.clone());
[INFO] [stdout]    |                                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.48s
[INFO] running `Command { std: "docker" "inspect" "ccca5220fe8e1590b25ae265aaddfc9c8fcf785e2e943cd708ce84530081aa6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccca5220fe8e1590b25ae265aaddfc9c8fcf785e2e943cd708ce84530081aa6d", kill_on_drop: false }`
[INFO] [stdout] ccca5220fe8e1590b25ae265aaddfc9c8fcf785e2e943cd708ce84530081aa6d
