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[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/algorithms/tune.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[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: `core::num`
[INFO] [stdout]  --> src/algorithms/tune.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[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 variable: `label`
[INFO] [stdout]    --> src/algorithms/optimizer.rs:273:24
[INFO] [stdout]     |
[INFO] [stdout] 273 |     let assign_room = |label: &str, items: &mut Vec<(f64, f64, f64, OptimizedCourse)>| {
[INFO] [stdout]     |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `day_priority`
[INFO] [stdout]    --> src/algorithms/optimizer.rs:306:18
[INFO] [stdout]     |
[INFO] [stdout] 306 |         for (i, (day_priority, time_priority, mut course)) in courses.into_iter().enumerate() {
[INFO] [stdout]     |                  ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_day_priority`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/algorithms/optimizer.rs:273:24
[INFO] [stdout]     |
[INFO] [stdout] 273 |     let assign_room = |label: &str, items: &mut Vec<(f64, f64, f64, OptimizedCourse)>| {
[INFO] [stdout]     |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `day_priority`
[INFO] [stdout]    --> src/algorithms/optimizer.rs:306:18
[INFO] [stdout]     |
[INFO] [stdout] 306 |         for (i, (day_priority, time_priority, mut course)) in courses.into_iter().enumerate() {
[INFO] [stdout]     |                  ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_day_priority`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/algorithms/tune.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[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: `core::num`
[INFO] [stdout]  --> src/algorithms/tune.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[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 variable: `label`
[INFO] [stdout]    --> src/algorithms/optimizer.rs:273:24
[INFO] [stdout]     |
[INFO] [stdout] 273 |     let assign_room = |label: &str, items: &mut Vec<(f64, f64, f64, OptimizedCourse)>| {
[INFO] [stdout]     |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `day_priority`
[INFO] [stdout]    --> src/algorithms/optimizer.rs:306:18
[INFO] [stdout]     |
[INFO] [stdout] 306 |         for (i, (day_priority, time_priority, mut course)) in courses.into_iter().enumerate() {
[INFO] [stdout]     |                  ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_day_priority`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/algorithms/optimizer.rs:273:24
[INFO] [stdout]     |
[INFO] [stdout] 273 |     let assign_room = |label: &str, items: &mut Vec<(f64, f64, f64, OptimizedCourse)>| {
[INFO] [stdout]     |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `day_priority`
[INFO] [stdout]    --> src/algorithms/optimizer.rs:306:18
[INFO] [stdout]     |
[INFO] [stdout] 306 |         for (i, (day_priority, time_priority, mut course)) in courses.into_iter().enumerate() {
[INFO] [stdout]     |                  ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_day_priority`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Status` is never constructed
[INFO] [stdout]   --> src/algorithms/models.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Status {
[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 `ConflictResult` is never constructed
[INFO] [stdout]   --> src/algorithms/checker.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct ConflictResult {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PreferenceResult` is never constructed
[INFO] [stdout]   --> src/algorithms/checker.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct PreferenceResult {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParamRange` is never constructed
[INFO] [stdout]  --> src/algorithms/tune.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct ParamRange {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `optimize_by_range` is never used
[INFO] [stdout]   --> src/algorithms/tune.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub async fn optimize_by_range(
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Status` is never constructed
[INFO] [stdout]   --> src/algorithms/models.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Status {
[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 `ConflictResult` is never constructed
[INFO] [stdout]   --> src/algorithms/checker.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct ConflictResult {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PreferenceResult` is never constructed
[INFO] [stdout]   --> src/algorithms/checker.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct PreferenceResult {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParamRange` is never constructed
[INFO] [stdout]  --> src/algorithms/tune.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct ParamRange {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `optimize_by_range` is never used
[INFO] [stdout]   --> src/algorithms/tune.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub async fn optimize_by_range(
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.90s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: proc-macro-error2 v2.0.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "e3272df2a75ad81a691aac641a3e1542b740cb4388c661ddfa1ce143e13ca8f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3272df2a75ad81a691aac641a3e1542b740cb4388c661ddfa1ce143e13ca8f6", kill_on_drop: false }`
[INFO] [stdout] e3272df2a75ad81a691aac641a3e1542b740cb4388c661ddfa1ce143e13ca8f6
