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[INFO] building ahmadyovan/optimization-schedule-app-new-update-ruangan against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahmadyovan%2Foptimization-schedule-app-new-update-ruangan" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/ahmadyovan/optimization-schedule-app-new-update-ruangan
[INFO] finished tweaking git repo https://github.com/ahmadyovan/optimization-schedule-app-new-update-ruangan
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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 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]     = note: `#[warn(unused_variables)]` (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] 
[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: `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]     = note: `#[warn(unused_variables)]` (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] 
[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 1m 51s
[INFO] running `Command { std: "docker" "inspect" "5c950156b8391964ba50fef4cc83d1a0024b4348ae0139895b3ac67a6c2b1fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c950156b8391964ba50fef4cc83d1a0024b4348ae0139895b3ac67a6c2b1fdf", kill_on_drop: false }`
[INFO] [stdout] 5c950156b8391964ba50fef4cc83d1a0024b4348ae0139895b3ac67a6c2b1fdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a49cd310cbab6bfcfaf9a92e46b3f72b47c03dbfa94b063505d8fff18a76eeb
[INFO] running `Command { std: "docker" "start" "-a" "1a49cd310cbab6bfcfaf9a92e46b3f72b47c03dbfa94b063505d8fff18a76eeb", kill_on_drop: false }`
[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: `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]     = note: `#[warn(unused_variables)]` (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] 
[INFO] [stderr]    Compiling optimization-schedule-app v0.1.0 (/opt/rustwide/workdir)
[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: `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]     = note: `#[warn(unused_variables)]` (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] 
[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]     = note: `#[warn(unused_variables)]` (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] 
[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 `test` profile [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "1a49cd310cbab6bfcfaf9a92e46b3f72b47c03dbfa94b063505d8fff18a76eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a49cd310cbab6bfcfaf9a92e46b3f72b47c03dbfa94b063505d8fff18a76eeb", kill_on_drop: false }`
[INFO] [stdout] 1a49cd310cbab6bfcfaf9a92e46b3f72b47c03dbfa94b063505d8fff18a76eeb