[INFO] fetching crate shibari-grammar 0.0.0...
[INFO] testing shibari-grammar-0.0.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate shibari-grammar 0.0.0 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shibari-grammar 0.0.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c66db98e7b61c6ae2e3b208be8d1fc00ce2945a01d3e766938f7a43d1a9a1c5
[INFO] running `Command { std: "docker" "start" "-a" "4c66db98e7b61c6ae2e3b208be8d1fc00ce2945a01d3e766938f7a43d1a9a1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c66db98e7b61c6ae2e3b208be8d1fc00ce2945a01d3e766938f7a43d1a9a1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c66db98e7b61c6ae2e3b208be8d1fc00ce2945a01d3e766938f7a43d1a9a1c5", kill_on_drop: false }`
[INFO] [stdout] 4c66db98e7b61c6ae2e3b208be8d1fc00ce2945a01d3e766938f7a43d1a9a1c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4c1cbc7df5f4ac17443bc215b5011477d87ab0f68ccdf6c8137df090b475e80
[INFO] running `Command { std: "docker" "start" "-a" "b4c1cbc7df5f4ac17443bc215b5011477d87ab0f68ccdf6c8137df090b475e80", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling 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: `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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `Command { std: "docker" "inspect" "b4c1cbc7df5f4ac17443bc215b5011477d87ab0f68ccdf6c8137df090b475e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c1cbc7df5f4ac17443bc215b5011477d87ab0f68ccdf6c8137df090b475e80", kill_on_drop: false }`
[INFO] [stdout] b4c1cbc7df5f4ac17443bc215b5011477d87ab0f68ccdf6c8137df090b475e80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49f764602cdf9e34cb2b91b2a272f67861259ebf17195a19fbf4d420a2fa83b6
[INFO] running `Command { std: "docker" "start" "-a" "49f764602cdf9e34cb2b91b2a272f67861259ebf17195a19fbf4d420a2fa83b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: `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: 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: `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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "49f764602cdf9e34cb2b91b2a272f67861259ebf17195a19fbf4d420a2fa83b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f764602cdf9e34cb2b91b2a272f67861259ebf17195a19fbf4d420a2fa83b6", kill_on_drop: false }`
[INFO] [stdout] 49f764602cdf9e34cb2b91b2a272f67861259ebf17195a19fbf4d420a2fa83b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7655556e58628c5c0484239034f41ca545a55dfe54fb3951efa4201b0daa036a
[INFO] running `Command { std: "docker" "start" "-a" "7655556e58628c5c0484239034f41ca545a55dfe54fb3951efa4201b0daa036a", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `label_paths`
[INFO] [stderr]    --> src/tree/build.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |         label_paths: &mut HashMap<TreeLabel, TreePath>,
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_label_paths`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `children`
[INFO] [stderr]    --> src/tree/build.rs:133:13
[INFO] [stderr]     |
[INFO] [stderr] 133 |             children,
[INFO] [stderr]     |             ^^^^^^^^ help: try ignoring the field: `children: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extends`
[INFO] [stderr]    --> src/tree/build.rs:134:13
[INFO] [stderr]     |
[INFO] [stderr] 134 |             extends,
[INFO] [stderr]     |             ^^^^^^^ help: try ignoring the field: `extends: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `defaults`
[INFO] [stderr]    --> src/tree/build.rs:135:13
[INFO] [stderr]     |
[INFO] [stderr] 135 |             defaults,
[INFO] [stderr]     |             ^^^^^^^^ help: try ignoring the field: `defaults: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extra`
[INFO] [stderr]    --> src/tree/build.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |             extra,
[INFO] [stderr]     |             ^^^^^ help: try ignoring the field: `extra: _`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `tokens` and `trees` are never read
[INFO] [stderr]   --> src/tree.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub struct TreeMap<Output, ExtendConversion, TokenDef, TreeExtra> {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr]  9 |     tokens: Vec<TokenDef>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 10 |     trees: Vec<Tree<Output, ExtendConversion, TreeExtra>>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `TreeMap` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `delta`, `extends`, `default`, and `extra` are never read
[INFO] [stderr]   --> src/tree.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct Tree<Output, ExtendConversion, TreeExtra> {
[INFO] [stderr]    |        ---- fields in this struct
[INFO] [stderr] 25 |     delta: Vec<TreeDelta<Output, ExtendConversion, TreeExtra>>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 26 |     extends: SmallVec<[(TreePath, ExtendConversion); 1]>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 27 |     default: Output,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 28 |     extra: TreeExtra,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Tree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `tree` and `path` are never read
[INFO] [stderr]   --> src/tree.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | struct TreePath {
[INFO] [stderr]    |        -------- fields in this struct
[INFO] [stderr] 33 |     tree: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 34 |     path: SmallVec<[usize; 2]>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `TreePath` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Output`, `Goto`, `Retry`, and `Branch` are never constructed
[INFO] [stderr]   --> src/tree.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | enum TreeDelta<Output, ExtendConversion, TreeExtra> {
[INFO] [stderr]    |      --------- variants in this enum
[INFO] [stderr] 39 |     Output(Output),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 40 |     Goto(TreePath, Output),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 41 |     Retry(TreePath),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 42 |     Branch(Branch<Output, ExtendConversion, TreeExtra>),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `TreeDelta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `out` and `tree` are never read
[INFO] [stderr]   --> src/tree.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 46 | struct Branch<Output, ExtendConversion, TreeExtra> {
[INFO] [stderr]    |        ------ fields in this struct
[INFO] [stderr] 47 |     out: Output,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 48 |     tree: Tree<Output, ExtendConversion, TreeExtra>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Branch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `shibari-grammar` (lib) generated 10 warnings (run `cargo fix --lib -p shibari-grammar` to apply 5 suggestions)
[INFO] [stderr] warning: `shibari-grammar` (lib test) generated 10 warnings (10 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shibari_grammar-a460de209a925310)
[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] [stderr]    Doc-tests shibari_grammar
[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" "7655556e58628c5c0484239034f41ca545a55dfe54fb3951efa4201b0daa036a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7655556e58628c5c0484239034f41ca545a55dfe54fb3951efa4201b0daa036a", kill_on_drop: false }`
[INFO] [stdout] 7655556e58628c5c0484239034f41ca545a55dfe54fb3951efa4201b0daa036a
