[INFO] fetching crate titan-ast-runtime-lib 0.1.0...
[INFO] checking titan-ast-runtime-lib-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate titan-ast-runtime-lib 0.1.0 into /workspace/builds/worker-0-tc1/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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate titan-ast-runtime-lib 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d3588a596ba513ae1cf81fb441a5bcca715599bc62ed96570a41be5142f3295
[INFO] running `Command { std: "docker" "start" "-a" "6d3588a596ba513ae1cf81fb441a5bcca715599bc62ed96570a41be5142f3295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d3588a596ba513ae1cf81fb441a5bcca715599bc62ed96570a41be5142f3295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d3588a596ba513ae1cf81fb441a5bcca715599bc62ed96570a41be5142f3295", kill_on_drop: false }`
[INFO] [stdout] 6d3588a596ba513ae1cf81fb441a5bcca715599bc62ed96570a41be5142f3295
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91e26f3baeaffcf39b4987cb3a8f9d745ec39beb0268404f4c37344109098a70
[INFO] running `Command { std: "docker" "start" "-a" "91e26f3baeaffcf39b4987cb3a8f9d745ec39beb0268404f4c37344109098a70", kill_on_drop: false }`
[INFO] [stderr]     Checking 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)]` 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: 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)]` 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:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let mut terminal_of_next_token: usize = 0;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` 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)]` 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)]` 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)]` 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] [stdout] warning: value assigned to `terminal_of_next_token` is never read
[INFO] [stdout]   --> src/super_backtracking_bottom_up_ast_automata.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let mut terminal_of_next_token: usize = 0;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` 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)]` 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 0.53s
[INFO] running `Command { std: "docker" "inspect" "91e26f3baeaffcf39b4987cb3a8f9d745ec39beb0268404f4c37344109098a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e26f3baeaffcf39b4987cb3a8f9d745ec39beb0268404f4c37344109098a70", kill_on_drop: false }`
[INFO] [stdout] 91e26f3baeaffcf39b4987cb3a8f9d745ec39beb0268404f4c37344109098a70