[INFO] fetching crate titan-ast-runtime-lib 0.1.0...
[INFO] testing titan-ast-runtime-lib-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate titan-ast-runtime-lib 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate titan-ast-runtime-lib 0.1.0
[INFO] finished tweaking crates.io crate titan-ast-runtime-lib 0.1.0
[INFO] tweaked toml for crates.io crate titan-ast-runtime-lib 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate titan-ast-runtime-lib 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ac1e35bfc5ce15da36df81de3f234b6c99e075072731d470c0ea4c87e19df248
[INFO] running `Command { std: "docker" "start" "-a" "ac1e35bfc5ce15da36df81de3f234b6c99e075072731d470c0ea4c87e19df248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac1e35bfc5ce15da36df81de3f234b6c99e075072731d470c0ea4c87e19df248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac1e35bfc5ce15da36df81de3f234b6c99e075072731d470c0ea4c87e19df248", kill_on_drop: false }`
[INFO] [stdout] ac1e35bfc5ce15da36df81de3f234b6c99e075072731d470c0ea4c87e19df248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e9e9d7abfe7188858b7f72fac395565e1518abc9ed2c5954a48a434eb7f4ee35
[INFO] running `Command { std: "docker" "start" "-a" "e9e9d7abfe7188858b7f72fac395565e1518abc9ed2c5954a48a434eb7f4ee35", kill_on_drop: false }`
[INFO] [stderr]    Compiling titan-ast-runtime-lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ByteBufferedInputStream`, `TokenData`, `TokenDfaState`, `TokenDfa`, `Token`, `byte_buffer::ByteBuffer`, `error::AstAppError`, `fa::FaStateType`, and `self`
[INFO] [stdout]  --> src/dfa_token_automata.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ast::{Token, TokenData},
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^^
[INFO] [stdout] 3 |     byte_buffer::ByteBuffer,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     byte_buffered_input_stream::{self, ByteBufferedInputStream},
[INFO] [stdout]   |                                  ^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     error::AstAppError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     fa::FaStateType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     token_dfa::{TokenDfa, TokenDfaState},
[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: `ast::Grammar`
[INFO] [stdout]  --> src/persistent_object.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ast::Grammar, ast_automata::AstAutomataType, key_word_automata::KeyWordAutomata,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `follow_filter_backtracking_bottom_up_ast_automata`
[INFO] [stdout]   --> src/super_backtracking_bottom_up_ast_automata.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     follow_filter_backtracking_bottom_up_ast_automata,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `terminal_of_next_token` is never read
[INFO] [stdout]    --> src/super_backtracking_bottom_up_ast_automata.rs:96:49
[INFO] [stdout]     |
[INFO] [stdout]  96 |           let mut terminal_of_next_token: usize = 0;
[INFO] [stdout]     |                                                   ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 101 | /             terminal_of_next_token = self
[INFO] [stdout] 102 | |                 .token_reducing_symbol_input_stream
[INFO] [stdout] 103 | |                 .get_token_terminal_index(index_of_token);
[INFO] [stdout]     | |_________________________________________________________- `terminal_of_next_token` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string_pool` and `production_rules` are never read
[INFO] [stdout]   --> src/automata_data.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) struct AutomataData {
[INFO] [stdout]    |                   ------------ fields in this struct
[INFO] [stdout] 13 |     //matadata
[INFO] [stdout] 14 |     pub(crate) string_pool: Vec<String>,
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 15 |     pub(crate) grammars: Vec<Grammar>,
[INFO] [stdout] 16 |     pub(crate) production_rules: Vec<ProductionRule>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NORMAL` and `OpeningTag` are never constructed
[INFO] [stdout]  --> src/fa.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) enum FaStateType {
[INFO] [stdout]   |                 ----------- variants in this enum
[INFO] [stdout] 3 |     NONE = 0,
[INFO] [stdout] 4 |     NORMAL = 1,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     OpeningTag = 2,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `FaStateType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NOT_EMPTY` is never used
[INFO] [stdout]  --> src/key_word_automata.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) const NOT_EMPTY: i32 = 1;
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_state_ref` is never used
[INFO] [stdout]   --> src/syntax_dfa.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl ReducingSyntaxDfa {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub(crate) fn get_state_ref(&self, index: usize) -> &SyntaxDfaState {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "e9e9d7abfe7188858b7f72fac395565e1518abc9ed2c5954a48a434eb7f4ee35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e9d7abfe7188858b7f72fac395565e1518abc9ed2c5954a48a434eb7f4ee35", kill_on_drop: false }`
[INFO] [stdout] e9e9d7abfe7188858b7f72fac395565e1518abc9ed2c5954a48a434eb7f4ee35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 065757369b360899b98447b98ca6e2f80bc535792a82ad0c298dbcb5f70d69a4
[INFO] running `Command { std: "docker" "start" "-a" "065757369b360899b98447b98ca6e2f80bc535792a82ad0c298dbcb5f70d69a4", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `ByteBufferedInputStream`, `TokenData`, `TokenDfaState`, `TokenDfa`, `Token`, `byte_buffer::ByteBuffer`, `error::AstAppError`, `fa::FaStateType`, and `self`
[INFO] [stdout]  --> src/dfa_token_automata.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ast::{Token, TokenData},
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^^
[INFO] [stdout] 3 |     byte_buffer::ByteBuffer,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     byte_buffered_input_stream::{self, ByteBufferedInputStream},
[INFO] [stdout]   |                                  ^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     error::AstAppError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     fa::FaStateType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     token_dfa::{TokenDfa, TokenDfaState},
[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: `ast::Grammar`
[INFO] [stdout]  --> src/persistent_object.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ast::Grammar, ast_automata::AstAutomataType, key_word_automata::KeyWordAutomata,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `follow_filter_backtracking_bottom_up_ast_automata`
[INFO] [stdout]   --> src/super_backtracking_bottom_up_ast_automata.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     follow_filter_backtracking_bottom_up_ast_automata,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `terminal_of_next_token` is never read
[INFO] [stdout]    --> src/super_backtracking_bottom_up_ast_automata.rs:96:49
[INFO] [stdout]     |
[INFO] [stdout]  96 |           let mut terminal_of_next_token: usize = 0;
[INFO] [stdout]     |                                                   ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 101 | /             terminal_of_next_token = self
[INFO] [stdout] 102 | |                 .token_reducing_symbol_input_stream
[INFO] [stdout] 103 | |                 .get_token_terminal_index(index_of_token);
[INFO] [stdout]     | |_________________________________________________________- `terminal_of_next_token` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string_pool` and `production_rules` are never read
[INFO] [stdout]   --> src/automata_data.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) struct AutomataData {
[INFO] [stdout]    |                   ------------ fields in this struct
[INFO] [stdout] 13 |     //matadata
[INFO] [stdout] 14 |     pub(crate) string_pool: Vec<String>,
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 15 |     pub(crate) grammars: Vec<Grammar>,
[INFO] [stdout] 16 |     pub(crate) production_rules: Vec<ProductionRule>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NORMAL` and `OpeningTag` are never constructed
[INFO] [stdout]  --> src/fa.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) enum FaStateType {
[INFO] [stdout]   |                 ----------- variants in this enum
[INFO] [stdout] 3 |     NONE = 0,
[INFO] [stdout] 4 |     NORMAL = 1,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     OpeningTag = 2,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `FaStateType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NOT_EMPTY` is never used
[INFO] [stdout]  --> src/key_word_automata.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) const NOT_EMPTY: i32 = 1;
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_state_ref` is never used
[INFO] [stdout]   --> src/syntax_dfa.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl ReducingSyntaxDfa {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub(crate) fn get_state_ref(&self, index: usize) -> &SyntaxDfaState {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling titan-ast-runtime-lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ByteBufferedInputStream`, `TokenData`, `TokenDfaState`, `TokenDfa`, `Token`, `byte_buffer::ByteBuffer`, `error::AstAppError`, `fa::FaStateType`, and `self`
[INFO] [stdout]  --> src/dfa_token_automata.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ast::{Token, TokenData},
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^^
[INFO] [stdout] 3 |     byte_buffer::ByteBuffer,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     byte_buffered_input_stream::{self, ByteBufferedInputStream},
[INFO] [stdout]   |                                  ^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     error::AstAppError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     fa::FaStateType,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     token_dfa::{TokenDfa, TokenDfaState},
[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: `ast::Grammar`
[INFO] [stdout]  --> src/persistent_object.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ast::Grammar, ast_automata::AstAutomataType, key_word_automata::KeyWordAutomata,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `follow_filter_backtracking_bottom_up_ast_automata`
[INFO] [stdout]   --> src/super_backtracking_bottom_up_ast_automata.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     follow_filter_backtracking_bottom_up_ast_automata,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `terminal_of_next_token` is never read
[INFO] [stdout]    --> src/super_backtracking_bottom_up_ast_automata.rs:96:49
[INFO] [stdout]     |
[INFO] [stdout]  96 |           let mut terminal_of_next_token: usize = 0;
[INFO] [stdout]     |                                                   ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 101 | /             terminal_of_next_token = self
[INFO] [stdout] 102 | |                 .token_reducing_symbol_input_stream
[INFO] [stdout] 103 | |                 .get_token_terminal_index(index_of_token);
[INFO] [stdout]     | |_________________________________________________________- `terminal_of_next_token` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut tree_set = BTreeSet::from([1, 2, 3, 4, 5, 99, 87, 6, 9]);
[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: `reducing_symbol`
[INFO] [stdout]    --> src/lib.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let reducing_symbol = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reducing_symbol`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string_pool` and `production_rules` are never read
[INFO] [stdout]   --> src/automata_data.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) struct AutomataData {
[INFO] [stdout]    |                   ------------ fields in this struct
[INFO] [stdout] 13 |     //matadata
[INFO] [stdout] 14 |     pub(crate) string_pool: Vec<String>,
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] 15 |     pub(crate) grammars: Vec<Grammar>,
[INFO] [stdout] 16 |     pub(crate) production_rules: Vec<ProductionRule>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NORMAL` and `OpeningTag` are never constructed
[INFO] [stdout]  --> src/fa.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) enum FaStateType {
[INFO] [stdout]   |                 ----------- variants in this enum
[INFO] [stdout] 3 |     NONE = 0,
[INFO] [stdout] 4 |     NORMAL = 1,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     OpeningTag = 2,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `FaStateType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NOT_EMPTY` is never used
[INFO] [stdout]  --> src/key_word_automata.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) const NOT_EMPTY: i32 = 1;
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_state_ref` is never used
[INFO] [stdout]   --> src/syntax_dfa.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl ReducingSyntaxDfa {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub(crate) fn get_state_ref(&self, index: usize) -> &SyntaxDfaState {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "065757369b360899b98447b98ca6e2f80bc535792a82ad0c298dbcb5f70d69a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "065757369b360899b98447b98ca6e2f80bc535792a82ad0c298dbcb5f70d69a4", kill_on_drop: false }`
[INFO] [stdout] 065757369b360899b98447b98ca6e2f80bc535792a82ad0c298dbcb5f70d69a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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", kill_on_drop: false }`
[INFO] [stdout] 373001e2149d34caf493e72f1cf6e4677b4933cb12d705c92e76c381ac666da7
[INFO] running `Command { std: "docker" "start" "-a" "373001e2149d34caf493e72f1cf6e4677b4933cb12d705c92e76c381ac666da7", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `ByteBufferedInputStream`, `TokenData`, `TokenDfaState`, `TokenDfa`, `Token`, `byte_buffer::ByteBuffer`, `error::AstAppError`, `fa::FaStateType`, and `self`
[INFO] [stderr]  --> src/dfa_token_automata.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 |     ast::{Token, TokenData},
[INFO] [stderr]   |           ^^^^^  ^^^^^^^^^
[INFO] [stderr] 3 |     byte_buffer::ByteBuffer,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 4 |     byte_buffered_input_stream::{self, ByteBufferedInputStream},
[INFO] [stderr]   |                                  ^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     error::AstAppError,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 6 |     fa::FaStateType,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 7 |     token_dfa::{TokenDfa, TokenDfaState},
[INFO] [stderr]   |                 ^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::Grammar`
[INFO] [stderr]  --> src/persistent_object.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     ast::Grammar, ast_automata::AstAutomataType, key_word_automata::KeyWordAutomata,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `follow_filter_backtracking_bottom_up_ast_automata`
[INFO] [stderr]   --> src/super_backtracking_bottom_up_ast_automata.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     follow_filter_backtracking_bottom_up_ast_automata,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `terminal_of_next_token` is never read
[INFO] [stderr]    --> src/super_backtracking_bottom_up_ast_automata.rs:96:49
[INFO] [stderr]     |
[INFO] [stderr]  96 |           let mut terminal_of_next_token: usize = 0;
[INFO] [stderr]     |                                                   ^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 101 | /             terminal_of_next_token = self
[INFO] [stderr] 102 | |                 .token_reducing_symbol_input_stream
[INFO] [stderr] 103 | |                 .get_token_terminal_index(index_of_token);
[INFO] [stderr]     | |_________________________________________________________- `terminal_of_next_token` is overwritten here before the previous value is read
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string_pool` and `production_rules` are never read
[INFO] [stderr]   --> src/automata_data.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub(crate) struct AutomataData {
[INFO] [stderr]    |                   ------------ fields in this struct
[INFO] [stderr] 13 |     //matadata
[INFO] [stderr] 14 |     pub(crate) string_pool: Vec<String>,
[INFO] [stderr]    |                ^^^^^^^^^^^
[INFO] [stderr] 15 |     pub(crate) grammars: Vec<Grammar>,
[INFO] [stderr] 16 |     pub(crate) production_rules: Vec<ProductionRule>,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `NORMAL` and `OpeningTag` are never constructed
[INFO] [stderr]  --> src/fa.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub(crate) enum FaStateType {
[INFO] [stderr]   |                 ----------- variants in this enum
[INFO] [stderr] 3 |     NONE = 0,
[INFO] [stderr] 4 |     NORMAL = 1,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 5 |     OpeningTag = 2,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `FaStateType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: constant `NOT_EMPTY` is never used
[INFO] [stderr]  --> src/key_word_automata.rs:6:18
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub(crate) const NOT_EMPTY: i32 = 1;
[INFO] [stderr]   |                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_state_ref` is never used
[INFO] [stderr]   --> src/syntax_dfa.rs:73:19
[INFO] [stderr]    |
[INFO] [stderr] 68 | impl ReducingSyntaxDfa {
[INFO] [stderr]    | ---------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 73 |     pub(crate) fn get_state_ref(&self, index: usize) -> &SyntaxDfaState {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `titan-ast-runtime-lib` (lib) generated 8 warnings (run `cargo fix --lib -p titan-ast-runtime-lib` to apply 3 suggestions)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let mut tree_set = BTreeSet::from([1, 2, 3, 4, 5, 99, 87, 6, 9]);
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducing_symbol`
[INFO] [stderr]    --> src/lib.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let reducing_symbol = 0;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reducing_symbol`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `titan-ast-runtime-lib` (lib test) generated 10 warnings (8 duplicates) (run `cargo fix --lib -p titan-ast-runtime-lib --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/titan_ast_runtime_lib-ff481bee6aeedffa)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests_in_lib::build_c_ast ... ok
[INFO] [stdout] test tests_in_lib::build_json_ast ... ok
[INFO] [stdout] test tests_in_lib::simple_test ... ok
[INFO] [stdout] test tests_in_lib::build_c_token ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/load_persistent_data_tests.rs (/opt/rustwide/target/debug/deps/load_persistent_data_tests-18db76aa554b0cb8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test load_c_persistent_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests titan_ast_runtime_lib
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "373001e2149d34caf493e72f1cf6e4677b4933cb12d705c92e76c381ac666da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "373001e2149d34caf493e72f1cf6e4677b4933cb12d705c92e76c381ac666da7", kill_on_drop: false }`
[INFO] [stdout] 373001e2149d34caf493e72f1cf6e4677b4933cb12d705c92e76c381ac666da7
