[INFO] fetching crate shibari-grammar 0.0.0...
[INFO] checking shibari-grammar-0.0.0 against 760e1de835e253bf28bbcbfee38b5e8ed9ffe074 for pr-133502-27
[INFO] extracting crate shibari-grammar 0.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate shibari-grammar 0.0.0
[INFO] finished tweaking crates.io crate shibari-grammar 0.0.0
[INFO] tweaked toml for crates.io crate shibari-grammar 0.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shibari-grammar 0.0.0 on toolchain 760e1de835e253bf28bbcbfee38b5e8ed9ffe074
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shibari-grammar 0.0.0 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" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2a998b6fba5f4615df3f26445d8f2edf7e4d26b6f064baef94de51c431fa7ccd
[INFO] running `Command { std: "docker" "start" "2a998b6fba5f4615df3f26445d8f2edf7e4d26b6f064baef94de51c431fa7ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a998b6fba5f4615df3f26445d8f2edf7e4d26b6f064baef94de51c431fa7ccd", 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" "2a998b6fba5f4615df3f26445d8f2edf7e4d26b6f064baef94de51c431fa7ccd" "/opt/rustwide/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a998b6fba5f4615df3f26445d8f2edf7e4d26b6f064baef94de51c431fa7ccd", 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=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2a998b6fba5f4615df3f26445d8f2edf7e4d26b6f064baef94de51c431fa7ccd" "/opt/rustwide/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking shibari-grammar v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `label_paths`
[INFO] [stdout]    --> src/tree/build.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         label_paths: &mut HashMap<TreeLabel, TreePath>,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_label_paths`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]    --> src/tree/build.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             children,
[INFO] [stdout]     |             ^^^^^^^^ help: try ignoring the field: `children: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extends`
[INFO] [stdout]    --> src/tree/build.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |             extends,
[INFO] [stdout]     |             ^^^^^^^ help: try ignoring the field: `extends: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `defaults`
[INFO] [stdout]    --> src/tree/build.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             defaults,
[INFO] [stdout]     |             ^^^^^^^^ help: try ignoring the field: `defaults: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label_paths`
[INFO] [stdout]    --> src/tree/build.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         label_paths: &mut HashMap<TreeLabel, TreePath>,
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_label_paths`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extra`
[INFO] [stdout]    --> src/tree/build.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |             extra,
[INFO] [stdout]     |             ^^^^^ help: try ignoring the field: `extra: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]    --> src/tree/build.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             children,
[INFO] [stdout]     |             ^^^^^^^^ help: try ignoring the field: `children: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extends`
[INFO] [stdout]    --> src/tree/build.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |             extends,
[INFO] [stdout]     |             ^^^^^^^ help: try ignoring the field: `extends: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `defaults`
[INFO] [stdout]    --> src/tree/build.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             defaults,
[INFO] [stdout]     |             ^^^^^^^^ help: try ignoring the field: `defaults: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extra`
[INFO] [stdout]    --> src/tree/build.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |             extra,
[INFO] [stdout]     |             ^^^^^ help: try ignoring the field: `extra: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tokens` and `trees` are never read
[INFO] [stdout]   --> src/tree.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct TreeMap<Output, ExtendConversion, TokenDef, TreeExtra> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout]  9 |     tokens: Vec<TokenDef>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     trees: Vec<Tree<Output, ExtendConversion, TreeExtra>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TreeMap` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `delta`, `extends`, `default`, and `extra` are never read
[INFO] [stdout]   --> src/tree.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Tree<Output, ExtendConversion, TreeExtra> {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 25 |     delta: Vec<TreeDelta<Output, ExtendConversion, TreeExtra>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 26 |     extends: SmallVec<[(TreePath, ExtendConversion); 1]>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     default: Output,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 28 |     extra: TreeExtra,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tree` and `path` are never read
[INFO] [stdout]   --> src/tree.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct TreePath {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 33 |     tree: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     path: SmallVec<[usize; 2]>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TreePath` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Output`, `Goto`, `Retry`, and `Branch` are never constructed
[INFO] [stdout]   --> src/tree.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | enum TreeDelta<Output, ExtendConversion, TreeExtra> {
[INFO] [stdout]    |      --------- variants in this enum
[INFO] [stdout] 39 |     Output(Output),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 40 |     Goto(TreePath, Output),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 41 |     Retry(TreePath),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 42 |     Branch(Branch<Output, ExtendConversion, TreeExtra>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TreeDelta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `out` and `tree` are never read
[INFO] [stdout]   --> src/tree.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct Branch<Output, ExtendConversion, TreeExtra> {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 47 |     out: Output,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 48 |     tree: Tree<Output, ExtendConversion, TreeExtra>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Branch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tokens` and `trees` are never read
[INFO] [stdout]   --> src/tree.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct TreeMap<Output, ExtendConversion, TokenDef, TreeExtra> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout]  9 |     tokens: Vec<TokenDef>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     trees: Vec<Tree<Output, ExtendConversion, TreeExtra>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TreeMap` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `delta`, `extends`, `default`, and `extra` are never read
[INFO] [stdout]   --> src/tree.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Tree<Output, ExtendConversion, TreeExtra> {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 25 |     delta: Vec<TreeDelta<Output, ExtendConversion, TreeExtra>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 26 |     extends: SmallVec<[(TreePath, ExtendConversion); 1]>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     default: Output,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 28 |     extra: TreeExtra,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tree` and `path` are never read
[INFO] [stdout]   --> src/tree.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct TreePath {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 33 |     tree: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     path: SmallVec<[usize; 2]>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TreePath` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Output`, `Goto`, `Retry`, and `Branch` are never constructed
[INFO] [stdout]   --> src/tree.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | enum TreeDelta<Output, ExtendConversion, TreeExtra> {
[INFO] [stdout]    |      --------- variants in this enum
[INFO] [stdout] 39 |     Output(Output),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 40 |     Goto(TreePath, Output),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 41 |     Retry(TreePath),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 42 |     Branch(Branch<Output, ExtendConversion, TreeExtra>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TreeDelta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `out` and `tree` are never read
[INFO] [stdout]   --> src/tree.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct Branch<Output, ExtendConversion, TreeExtra> {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 47 |     out: Output,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 48 |     tree: Tree<Output, ExtendConversion, TreeExtra>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Branch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "2a998b6fba5f4615df3f26445d8f2edf7e4d26b6f064baef94de51c431fa7ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a998b6fba5f4615df3f26445d8f2edf7e4d26b6f064baef94de51c431fa7ccd", kill_on_drop: false }`
[INFO] [stdout] 2a998b6fba5f4615df3f26445d8f2edf7e4d26b6f064baef94de51c431fa7ccd
