[INFO] fetching crate kalosm-learning 0.4.0...
[INFO] testing kalosm-learning-0.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate kalosm-learning 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate kalosm-learning 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate kalosm-learning 0.4.0
[INFO] tweaked toml for crates.io crate kalosm-learning 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kalosm-learning 0.4.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kalosm-learning 0.4.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling kalosm-learning v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "8ff5a1c9daca98bab3dbdd6201b5db20ef9adda2eb19c7cc4da9bce0b3136478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff5a1c9daca98bab3dbdd6201b5db20ef9adda2eb19c7cc4da9bce0b3136478", kill_on_drop: false }`
[INFO] [stdout] 8ff5a1c9daca98bab3dbdd6201b5db20ef9adda2eb19c7cc4da9bce0b3136478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a005220020552a178f82e51f4e706de53119e2dbf8b8b3b34225877a7c128acf
[INFO] running `Command { std: "docker" "start" "-a" "a005220020552a178f82e51f4e706de53119e2dbf8b8b3b34225877a7c128acf", kill_on_drop: false }`
[INFO] [stderr]    Compiling kalosm-learning v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rbert`
[INFO] [stdout]  --> examples/classify.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rbert::Bert;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `rbert`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `rbert`, use `cargo add rbert` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   --> examples/classify.rs:66:3
[INFO] [stdout]    |
[INFO] [stdout] 66 | #[tokio::main]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rbert`
[INFO] [stdout]    --> src/classifier/text_classifier.rs:295:9
[INFO] [stdout]     |
[INFO] [stdout] 295 |     use rbert::{Bert, BertSource};
[INFO] [stdout]     |         ^^^^^ use of unresolved module or unlinked crate `rbert`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `rbert`, use `cargo add rbert` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    --> src/classifier/text_classifier.rs:292:3
[INFO] [stdout]     |
[INFO] [stdout] 292 | #[tokio::test]
[INFO] [stdout]     |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> examples/classify.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0752.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kalosm-learning` (example "classify") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: the trait bound `MyClass: model::Class` is not satisfied
[INFO] [stdout]    --> src/classifier/text_classifier.rs:360:23
[INFO] [stdout]     |
[INFO] [stdout] 360 |     let mut dataset = TextClassifierDatasetBuilder::<MyClass, _>::new(&bert);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `model::Class` is not implemented for `MyClass`
[INFO] [stdout]    --> src/classifier/text_classifier.rs:298:5
[INFO] [stdout]     |
[INFO] [stdout] 298 |     enum MyClass {
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     = help: the trait `model::Class` is implemented for `u32`
[INFO] [stdout] note: required by a bound in `TextClassifierDatasetBuilder`
[INFO] [stdout]    --> src/classifier/text_classifier.rs:40:48
[INFO] [stdout]     |
[INFO] [stdout]  40 | pub struct TextClassifierDatasetBuilder<'a, T: Class, E: Embedder> {
[INFO] [stdout]     |                                                ^^^^^ required by this bound in `TextClassifierDatasetBuilder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `new` exists for struct `TextClassifierDatasetBuilder<'_, MyClass, _>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/classifier/text_classifier.rs:360:67
[INFO] [stdout]     |
[INFO] [stdout]  40 | pub struct TextClassifierDatasetBuilder<'a, T: Class, E: Embedder> {
[INFO] [stdout]     | ------------------------------------------------------------------ function or associated item `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 298 |     enum MyClass {
[INFO] [stdout]     |     ------------ doesn't satisfy `MyClass: model::Class`
[INFO] [stdout] ...
[INFO] [stdout] 360 |     let mut dataset = TextClassifierDatasetBuilder::<MyClass, _>::new(&bert);
[INFO] [stdout]     |                                                                   ^^^ function or associated item cannot be called on `TextClassifierDatasetBuilder<'_, MyClass, _>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout] note: trait bound `MyClass: model::Class` was not satisfied
[INFO] [stdout]    --> src/classifier/text_classifier.rs:45:13
[INFO] [stdout]     |
[INFO] [stdout]  45 | impl<'a, T: Class, E: Embedder> TextClassifierDatasetBuilder<'a, T, E> {
[INFO] [stdout]     |             ^^^^^               --------------------------------------
[INFO] [stdout]     |             |
[INFO] [stdout]     |             unsatisfied trait bound introduced here
[INFO] [stdout] note: the trait `model::Class` must be implemented
[INFO] [stdout]    --> src/classifier/model.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout]  23 | pub trait Class {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `new`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `BackendDevice`
[INFO] [stdout]             candidate #2: `Optimizer`
[INFO] [stdout]             candidate #3: `UniformSampler`
[INFO] [stdout]             candidate #4: `ring::aead::BoundKey`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MyClass: model::Class` is not satisfied
[INFO] [stdout]    --> src/classifier/text_classifier.rs:376:22
[INFO] [stdout]     |
[INFO] [stdout] 376 |         classifier = TextClassifier::<MyClass>::new(Classifier::new(
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `model::Class` is not implemented for `MyClass`
[INFO] [stdout]    --> src/classifier/text_classifier.rs:298:5
[INFO] [stdout]     |
[INFO] [stdout] 298 |     enum MyClass {
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     = help: the trait `model::Class` is implemented for `u32`
[INFO] [stdout] note: required by a bound in `TextClassifier`
[INFO] [stdout]    --> src/classifier/text_classifier.rs:242:30
[INFO] [stdout]     |
[INFO] [stdout] 242 | pub struct TextClassifier<T: Class> {
[INFO] [stdout]     |                              ^^^^^ required by this bound in `TextClassifier`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `new` exists for struct `TextClassifier<MyClass>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/classifier/text_classifier.rs:376:49
[INFO] [stdout]     |
[INFO] [stdout] 242 | pub struct TextClassifier<T: Class> {
[INFO] [stdout]     | ----------------------------------- function or associated item `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 298 |     enum MyClass {
[INFO] [stdout]     |     ------------ doesn't satisfy `MyClass: model::Class`
[INFO] [stdout] ...
[INFO] [stdout] 376 |         classifier = TextClassifier::<MyClass>::new(Classifier::new(
[INFO] [stdout]     |                                                 ^^^ function or associated item cannot be called on `TextClassifier<MyClass>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout] note: trait bound `MyClass: model::Class` was not satisfied
[INFO] [stdout]    --> src/classifier/text_classifier.rs:246:9
[INFO] [stdout]     |
[INFO] [stdout] 246 | impl<T: Class> TextClassifier<T> {
[INFO] [stdout]     |         ^^^^^  -----------------
[INFO] [stdout]     |         |
[INFO] [stdout]     |         unsatisfied trait bound introduced here
[INFO] [stdout] note: the trait `model::Class` must be implemented
[INFO] [stdout]    --> src/classifier/model.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout]  23 | pub trait Class {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `new`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `BackendDevice`
[INFO] [stdout]             candidate #2: `Optimizer`
[INFO] [stdout]             candidate #3: `UniformSampler`
[INFO] [stdout]             candidate #4: `ring::aead::BoundKey`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MyClass: model::Class` is not satisfied
[INFO] [stdout]    --> src/classifier/text_classifier.rs:391:22
[INFO] [stdout]     |
[INFO] [stdout] 391 |     let classifier = Classifier::<MyClass>::load("classifier.safetensors", &dev, config)?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `model::Class` is not implemented for `MyClass`
[INFO] [stdout]    --> src/classifier/text_classifier.rs:298:5
[INFO] [stdout]     |
[INFO] [stdout] 298 |     enum MyClass {
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     = help: the trait `model::Class` is implemented for `u32`
[INFO] [stdout] note: required by a bound in `model::Classifier`
[INFO] [stdout]    --> src/classifier/model.rs:232:26
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub struct Classifier<C: Class> {
[INFO] [stdout]     |                          ^^^^^ required by this bound in `Classifier`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `load` exists for struct `model::Classifier<MyClass>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/classifier/text_classifier.rs:391:45
[INFO] [stdout]     |
[INFO] [stdout] 298 |     enum MyClass {
[INFO] [stdout]     |     ------------ doesn't satisfy `MyClass: model::Class`
[INFO] [stdout] ...
[INFO] [stdout] 391 |     let classifier = Classifier::<MyClass>::load("classifier.safetensors", &dev, config)?;
[INFO] [stdout]     |                                             ^^^^ function or associated item cannot be called on `model::Classifier<MyClass>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/classifier/model.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub struct Classifier<C: Class> {
[INFO] [stdout]     | ------------------------------- function or associated item `load` not found for this struct
[INFO] [stdout]     |
[INFO] [stdout] note: trait bound `MyClass: model::Class` was not satisfied
[INFO] [stdout]    --> src/classifier/model.rs:243:9
[INFO] [stdout]     |
[INFO] [stdout] 243 | impl<C: Class> Classifier<C> {
[INFO] [stdout]     |         ^^^^^  -------------
[INFO] [stdout]     |         |
[INFO] [stdout]     |         unsatisfied trait bound introduced here
[INFO] [stdout] note: the trait `model::Class` must be implemented
[INFO] [stdout]    --> src/classifier/model.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout]  23 | pub trait Class {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `load`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Load`
[INFO] [stdout]             candidate #2: `icu_provider::data_provider::DataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kalosm-learning` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "a005220020552a178f82e51f4e706de53119e2dbf8b8b3b34225877a7c128acf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a005220020552a178f82e51f4e706de53119e2dbf8b8b3b34225877a7c128acf", kill_on_drop: false }`
[INFO] [stdout] a005220020552a178f82e51f4e706de53119e2dbf8b8b3b34225877a7c128acf
