[INFO] cloning repository https://github.com/bmsuisse/rusket
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bmsuisse/rusket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmsuisse%2Frusket", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed680877943e226a16b329a0f4b9b5776a1c2145
[INFO] checking bmsuisse/rusket against master#eeb94be79adc9df7a09ad0b2421f16e60e6d932c for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmsuisse%2Frusket" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/bmsuisse/rusket
[INFO] finished tweaking git repo https://github.com/bmsuisse/rusket
[INFO] tweaked toml for git repo https://github.com/bmsuisse/rusket written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bmsuisse/rusket on toolchain eeb94be79adc9df7a09ad0b2421f16e60e6d932c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eeb94be79adc9df7a09ad0b2421f16e60e6d932c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bmsuisse/rusket 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" "+eeb94be79adc9df7a09ad0b2421f16e60e6d932c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `PyArray2`
[INFO] [stdout]  --> src/ease.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 |     IntoPyArray, PyArray1, PyArray2, PyReadonlyArray1, PyReadonlyArray2,
[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: `PyArray2`
[INFO] [stdout]  --> src/ease.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 |     IntoPyArray, PyArray1, PyArray2, PyReadonlyArray1, PyReadonlyArray2,
[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: `PyUntypedArrayMethods`
[INFO] [stdout]  --> src/item_knn.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     PyUntypedArrayMethods,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PyUntypedArrayMethods`
[INFO] [stdout]  --> src/item_knn.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     PyUntypedArrayMethods,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root_bs`
[INFO] [stdout]    --> src/lcm.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let root_bs = BitSet { blocks: root_blocks };
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_root_bs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root_ns`
[INFO] [stdout]    --> src/fin.rs:302:9
[INFO] [stdout]     |
[INFO] [stdout] 302 |     let root_ns = Nodeset {
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_root_ns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root_bs`
[INFO] [stdout]    --> src/lcm.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let root_bs = BitSet { blocks: root_blocks };
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_root_bs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root_ns`
[INFO] [stdout]    --> src/fin.rs:302:9
[INFO] [stdout]     |
[INFO] [stdout] 302 |     let root_ns = Nodeset {
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_root_ns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/model_selection.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for (_user, mut indices) in user_interactions {
[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: unused variable: `n_users`
[INFO] [stdout]    --> src/sasrec.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |     let n_users = sequences.len();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_users`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `item` and `parent` are never read
[INFO] [stdout]   --> src/fin.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) struct PPNode {
[INFO] [stdout]    |                   ------ fields in this struct
[INFO] [stdout] 17 |     pub item: u32,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 18 |     pub count: u64,
[INFO] [stdout] 19 |     pub parent: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PPNode` has derived impls for the traits `Clone` and `Debug`, but these are 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: field `original_items` is never read
[INFO] [stdout]   --> src/fin.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub(crate) struct PPCTree {
[INFO] [stdout]    |                   ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub original_items: Vec<u32>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/model_selection.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for (_user, mut indices) in user_interactions {
[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: unused variable: `n_users`
[INFO] [stdout]    --> src/sasrec.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |     let n_users = sequences.len();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_users`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `item` and `parent` are never read
[INFO] [stdout]   --> src/fin.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) struct PPNode {
[INFO] [stdout]    |                   ------ fields in this struct
[INFO] [stdout] 17 |     pub item: u32,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 18 |     pub count: u64,
[INFO] [stdout] 19 |     pub parent: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PPNode` has derived impls for the traits `Clone` and `Debug`, but these are 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: field `original_items` is never read
[INFO] [stdout]   --> src/fin.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub(crate) struct PPCTree {
[INFO] [stdout]    |                   ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub original_items: Vec<u32>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "c3d352806e4403f9eb8bbfde9160b2de85a5d9095b3640ca3e1c0806a41912d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d352806e4403f9eb8bbfde9160b2de85a5d9095b3640ca3e1c0806a41912d0", kill_on_drop: false }`
[INFO] [stdout] c3d352806e4403f9eb8bbfde9160b2de85a5d9095b3640ca3e1c0806a41912d0