[INFO] fetching crate pinyinchch 0.3.0...
[INFO] testing pinyinchch-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pinyinchch 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate pinyinchch 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pinyinchch 0.3.0
[INFO] tweaked toml for crates.io crate pinyinchch 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pinyinchch 0.3.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pinyinchch 0.3.0 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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_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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 697ec6999cbe0ff1ac2b0ce31b570bfaba5887d2be58580da16e570885736118
[INFO] running `Command { std: "docker" "start" "-a" "697ec6999cbe0ff1ac2b0ce31b570bfaba5887d2be58580da16e570885736118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "697ec6999cbe0ff1ac2b0ce31b570bfaba5887d2be58580da16e570885736118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "697ec6999cbe0ff1ac2b0ce31b570bfaba5887d2be58580da16e570885736118", kill_on_drop: false }`
[INFO] [stdout] 697ec6999cbe0ff1ac2b0ce31b570bfaba5887d2be58580da16e570885736118
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bd2027b2bda1e617518617e2b02d399b53168a247678ee8338490bbca867d97
[INFO] running `Command { std: "docker" "start" "-a" "7bd2027b2bda1e617518617e2b02d399b53168a247678ee8338490bbca867d97", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]    Compiling syn v2.0.112
[INFO] [stderr]    Compiling ptr_meta_derive v0.3.1
[INFO] [stderr]    Compiling bytecheck_derive v0.8.2
[INFO] [stderr]    Compiling munge_macro v0.4.7
[INFO] [stderr]    Compiling rkyv_derive v0.8.15
[INFO] [stderr]    Compiling ptr_meta v0.3.1
[INFO] [stderr]    Compiling rancor v0.1.1
[INFO] [stderr]    Compiling munge v0.4.7
[INFO] [stderr]    Compiling bytecheck v0.8.2
[INFO] [stderr]    Compiling rend v0.5.3
[INFO] [stderr]    Compiling rkyv v0.8.15
[INFO] [stderr]    Compiling pinyinchch-type v0.3.0
[INFO] [stderr]    Compiling pinyinchch v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Item` is never constructed
[INFO] [stdout]  --> src/priority.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Item<T> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `score`, and `path` are never used
[INFO] [stdout]   --> src/priority.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T> Item<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn new(score: f64, path: Vec<T>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn score(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn path(&self) -> &Vec<T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrioritySet` is never constructed
[INFO] [stdout]   --> src/priority.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct PrioritySet<T> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `put`, `len`, `iter`, and `to_sorted_vec` are never used
[INFO] [stdout]   --> src/priority.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | / impl<T> PrioritySet<T>
[INFO] [stdout] 67 | | where
[INFO] [stdout] 68 | |     T: Debug + Clone,
[INFO] [stdout]    | |_____________________- associated items in this implementation
[INFO] [stdout] 69 |   {
[INFO] [stdout] 70 |       pub fn new(capacity: usize) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |       pub fn put(&mut self, score: f64, path: Vec<T>) {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |       pub fn len(&self) -> usize {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |       pub fn iter(&self) -> impl Iterator<Item = &Item<T>> {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |       pub fn to_sorted_vec(&self) -> Vec<Item<T>> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.82s
[INFO] running `Command { std: "docker" "inspect" "7bd2027b2bda1e617518617e2b02d399b53168a247678ee8338490bbca867d97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd2027b2bda1e617518617e2b02d399b53168a247678ee8338490bbca867d97", kill_on_drop: false }`
[INFO] [stdout] 7bd2027b2bda1e617518617e2b02d399b53168a247678ee8338490bbca867d97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7726b1513a6b426c6da44ede657c3cd6ce411c877097f535a5caa666be006acd
[INFO] running `Command { std: "docker" "start" "-a" "7726b1513a6b426c6da44ede657c3cd6ce411c877097f535a5caa666be006acd", kill_on_drop: false }`
[INFO] [stderr]    Compiling pinyinchch-model-dag v0.3.0
[INFO] [stdout] warning: struct `Item` is never constructed
[INFO] [stdout]  --> src/priority.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Item<T> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `score`, and `path` are never used
[INFO] [stdout]   --> src/priority.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T> Item<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn new(score: f64, path: Vec<T>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn score(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn path(&self) -> &Vec<T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pinyinchch-model-hmm v0.3.0
[INFO] [stdout] warning: struct `PrioritySet` is never constructed
[INFO] [stdout]   --> src/priority.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct PrioritySet<T> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `put`, `len`, `iter`, and `to_sorted_vec` are never used
[INFO] [stdout]   --> src/priority.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | / impl<T> PrioritySet<T>
[INFO] [stdout] 67 | | where
[INFO] [stdout] 68 | |     T: Debug + Clone,
[INFO] [stdout]    | |_____________________- associated items in this implementation
[INFO] [stdout] 69 |   {
[INFO] [stdout] 70 |       pub fn new(capacity: usize) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |       pub fn put(&mut self, score: f64, path: Vec<T>) {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |       pub fn len(&self) -> usize {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |       pub fn iter(&self) -> impl Iterator<Item = &Item<T>> {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |       pub fn to_sorted_vec(&self) -> Vec<Item<T>> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pinyinchch v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `pinyinchch::hmm`
[INFO] [stdout]  --> examples/anthoer_hmm_example.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pinyinchch::hmm::viterbi;
[INFO] [stdout]   |                 ^^^ could not find `hmm` in `pinyinchch`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> src/lib.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(feature = "hmm")]
[INFO] [stdout]   |       --------------- the item is gated behind the `hmm` feature
[INFO] [stdout] 4 | pub mod hmm;
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pinyinchch` (example "anthoer_hmm_example") due to 1 previous error
[INFO] [stdout] error[E0432]: unresolved import `pinyinchch::hmm`
[INFO] [stdout]  --> examples/hmm_example.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pinyinchch::hmm::viterbi;
[INFO] [stdout]   |                 ^^^ could not find `hmm` in `pinyinchch`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> src/lib.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(feature = "hmm")]
[INFO] [stdout]   |       --------------- the item is gated behind the `hmm` feature
[INFO] [stdout] 4 | pub mod hmm;
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `pinyinchch::dag`
[INFO] [stdout]  --> examples/dag_example.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pinyinchch::dag::dispatch;
[INFO] [stdout]   |                 ^^^ could not find `dag` in `pinyinchch`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> src/lib.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(feature = "dag")]
[INFO] [stdout]   |       --------------- the item is gated behind the `dag` feature
[INFO] [stdout] 2 | pub mod dag;
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pinyinchch` (example "hmm_example") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: methods `score` and `path` are never used
[INFO] [stdout]   --> src/priority.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T> Item<T> {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn score(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn path(&self) -> &Vec<T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter` is never used
[INFO] [stdout]   --> src/priority.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | / impl<T> PrioritySet<T>
[INFO] [stdout] 67 | | where
[INFO] [stdout] 68 | |     T: Debug + Clone,
[INFO] [stdout]    | |_____________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 92 |       pub fn iter(&self) -> impl Iterator<Item = &Item<T>> {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pinyinchch` (example "dag_example") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7726b1513a6b426c6da44ede657c3cd6ce411c877097f535a5caa666be006acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7726b1513a6b426c6da44ede657c3cd6ce411c877097f535a5caa666be006acd", kill_on_drop: false }`
[INFO] [stdout] 7726b1513a6b426c6da44ede657c3cd6ce411c877097f535a5caa666be006acd
