[INFO] fetching crate kbnf 0.5.7...
[INFO] fixing kbnf-0.5.7 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate kbnf 0.5.7 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate kbnf 0.5.7
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate kbnf 0.5.7
[INFO] tweaked toml for crates.io crate kbnf 0.5.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kbnf 0.5.7 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kbnf 0.5.7 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.24.2
[INFO] [stderr]   Downloaded string-interner v0.18.0
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.24.2
[INFO] [stderr]   Downloaded pyo3-log v0.12.4
[INFO] [stderr]   Downloaded jaggedarray v0.2.11
[INFO] [stderr]   Downloaded clap_lex v0.7.4
[INFO] [stderr]   Downloaded mimalloc v0.1.46
[INFO] [stderr]   Downloaded kbnf-syntax v0.5.3
[INFO] [stderr]   Downloaded unescaper v0.1.6
[INFO] [stderr]   Downloaded hermit-abi v0.5.1
[INFO] [stderr]   Downloaded inventory v0.3.20
[INFO] [stderr]   Downloaded generic-array v1.2.0
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[INFO] [stderr]   Downloaded parse-hyperlinks v0.27.2
[INFO] [stderr]   Downloaded pyo3-build-config v0.24.2
[INFO] [stderr]   Downloaded fixedbitset-stack v0.5.7
[INFO] [stderr]   Downloaded clap v4.5.38
[INFO] [stderr]   Downloaded pyo3-ffi v0.24.2
[INFO] [stderr]   Downloaded insta v1.43.1
[INFO] [stderr]   Downloaded regex-lite v0.1.6
[INFO] [stderr]   Downloaded clap_builder v4.5.38
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.42
[INFO] [stderr]   Downloaded kbnf-regex-automata v0.4.10
[INFO] [stderr]   Downloaded pyo3 v0.24.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e31a7edd233bebff07dbab9fbf57b940bf7ed5f99f7be0e66f58828079fd159d
[INFO] running `Command { std: "docker" "start" "e31a7edd233bebff07dbab9fbf57b940bf7ed5f99f7be0e66f58828079fd159d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e31a7edd233bebff07dbab9fbf57b940bf7ed5f99f7be0e66f58828079fd159d" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e31a7edd233bebff07dbab9fbf57b940bf7ed5f99f7be0e66f58828079fd159d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e31a7edd233bebff07dbab9fbf57b940bf7ed5f99f7be0e66f58828079fd159d" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling serde_json v1.0.140
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[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking aho-corasick v1.1.3
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[INFO] [stderr]     Checking rayon v1.10.0
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[INFO] [stderr]     Checking fixedbitset-stack v0.5.7
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[INFO] [stderr]    Compiling quote v1.0.40
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[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking generic-array v1.2.0
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[INFO] [stderr]     Checking criterion-plot v0.5.0
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[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking jaggedarray v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]     Checking thiserror v1.0.69
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[INFO] [stderr]     Checking unescaper v0.1.6
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking string-interner v0.18.0
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking kbnf-syntax v0.5.3
[INFO] [stderr]     Checking kbnf v0.5.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: unused variable: `duration`
[INFO] [stdout]     --> src/engine_base.rs:1685:21
[INFO] [stdout]      |
[INFO] [stdout] 1685 |                 let duration = start_time.elapsed();
[INFO] [stdout]      |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `duration`
[INFO] [stdout]     --> src/engine_base.rs:1690:17
[INFO] [stdout]      |
[INFO] [stdout] 1690 |             let duration = start_time.elapsed();
[INFO] [stdout]      |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_display_form_from_bitset` is never used
[INFO] [stdout]    --> src/utils.rs:125:15
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub(crate) fn get_display_form_from_bitset(bitset: &fixedbitset_stack::FixedBitSet) -> Vec<usize> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BYTES_NUM` is never used
[INFO] [stdout]   --> src/vocabulary.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const BYTES_NUM: usize = 257; // 256 + 1 because jagged array's implementation requires one additional index.
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FirstBytes` is never constructed
[INFO] [stdout]   --> src/vocabulary.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub(crate) struct FirstBytes([u32; BYTES_NUM]);
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/engine.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn shrink_to_fit(&mut self) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:447:9
[INFO] [stdout]     |
[INFO] [stdout] 447 | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:880:9
[INFO] [stdout]     |
[INFO] [stdout] 880 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 881 |         nonterminal_id: NonterminalID<TI>,
[INFO] [stdout] 882 |     ) -> JaggedArrayView<HIRNode<TI>, usize, 2> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 882 |     ) -> JaggedArrayView<'_, HIRNode<TI>, usize, 2> {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `cell::RefCell`
[INFO] [stdout]  --> tests/test.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         cell::RefCell,
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 |         sync::{Arc, Mutex},
[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: `logits`
[INFO] [stdout]   --> benches/simple.rs:57:72
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn run_an_engine(engine: &mut Engine, iteration: usize, token_id: u32, logits: &mut [f32]) {
[INFO] [stdout]    |                                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]   --> benches/profiler.rs:57:72
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn run_an_engine(engine: &mut Engine, iteration: usize, token_id: u32, logits: &mut [f32]) {
[INFO] [stdout]    |                                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]   --> tests/test.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:271:13
[INFO] [stdout]     |
[INFO] [stdout] 271 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> tests/test.rs:273:13
[INFO] [stdout]     |
[INFO] [stdout] 273 |         for i in 0..10 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> tests/test.rs:328:13
[INFO] [stdout]     |
[INFO] [stdout] 328 |         for i in 0..10 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:355:13
[INFO] [stdout]     |
[INFO] [stdout] 355 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> tests/test.rs:365:13
[INFO] [stdout]     |
[INFO] [stdout] 365 |         for i in 0..10 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:391:13
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:428:13
[INFO] [stdout]     |
[INFO] [stdout] 428 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:466:13
[INFO] [stdout]     |
[INFO] [stdout] 466 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> tests/test.rs:468:13
[INFO] [stdout]     |
[INFO] [stdout] 468 |         for j in 0..1 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> tests/test.rs:469:17
[INFO] [stdout]     |
[INFO] [stdout] 469 |             for i in 0..5 {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:496:13
[INFO] [stdout]     |
[INFO] [stdout] 496 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/test.rs:528:13
[INFO] [stdout]     |
[INFO] [stdout] 528 |         let result = engine.try_accept_new_bytes(b"c").unwrap();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:542:13
[INFO] [stdout]     |
[INFO] [stdout] 542 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> tests/test.rs:544:13
[INFO] [stdout]     |
[INFO] [stdout] 544 |         for j in 0..1 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> tests/test.rs:545:17
[INFO] [stdout]     |
[INFO] [stdout] 545 |             for i in 0..5 {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logits`
[INFO] [stdout]    --> tests/test.rs:624:13
[INFO] [stdout]     |
[INFO] [stdout] 624 |         let logits = vec![0.0; vocab.vocab_size()];
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `duration`
[INFO] [stdout]     --> src/engine_base.rs:1685:21
[INFO] [stdout]      |
[INFO] [stdout] 1685 |                 let duration = start_time.elapsed();
[INFO] [stdout]      |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `duration`
[INFO] [stdout]     --> src/engine_base.rs:1690:17
[INFO] [stdout]      |
[INFO] [stdout] 1690 |             let duration = start_time.elapsed();
[INFO] [stdout]      |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_display_form_from_bitset` is never used
[INFO] [stdout]    --> src/utils.rs:125:15
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub(crate) fn get_display_form_from_bitset(bitset: &fixedbitset_stack::FixedBitSet) -> Vec<usize> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BYTES_NUM` is never used
[INFO] [stdout]   --> src/vocabulary.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const BYTES_NUM: usize = 257; // 256 + 1 because jagged array's implementation requires one additional index.
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FirstBytes` is never constructed
[INFO] [stdout]   --> src/vocabulary.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub(crate) struct FirstBytes([u32; BYTES_NUM]);
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/engine.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn shrink_to_fit(&mut self) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:447:9
[INFO] [stdout]     |
[INFO] [stdout] 447 | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:880:9
[INFO] [stdout]     |
[INFO] [stdout] 880 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 881 |         nonterminal_id: NonterminalID<TI>,
[INFO] [stdout] 882 |     ) -> JaggedArrayView<HIRNode<TI>, usize, 2> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 882 |     ) -> JaggedArrayView<'_, HIRNode<TI>, usize, 2> {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.69s
[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "e31a7edd233bebff07dbab9fbf57b940bf7ed5f99f7be0e66f58828079fd159d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e31a7edd233bebff07dbab9fbf57b940bf7ed5f99f7be0e66f58828079fd159d", kill_on_drop: false }`
[INFO] [stdout] e31a7edd233bebff07dbab9fbf57b940bf7ed5f99f7be0e66f58828079fd159d
