[INFO] fetching crate nestify 0.3.3...
[INFO] building nestify-0.3.3 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate nestify 0.3.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate nestify 0.3.3
[INFO] finished tweaking crates.io crate nestify 0.3.3
[INFO] tweaked toml for crates.io crate nestify 0.3.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nestify 0.3.3 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d431b756a44ad8f0181d4ad30de525e8e353ff46e80692f36a8a3b7a9480b7d7
[INFO] running `Command { std: "docker" "start" "-a" "d431b756a44ad8f0181d4ad30de525e8e353ff46e80692f36a8a3b7a9480b7d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d431b756a44ad8f0181d4ad30de525e8e353ff46e80692f36a8a3b7a9480b7d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d431b756a44ad8f0181d4ad30de525e8e353ff46e80692f36a8a3b7a9480b7d7", kill_on_drop: false }`
[INFO] [stdout] d431b756a44ad8f0181d4ad30de525e8e353ff46e80692f36a8a3b7a9480b7d7
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad7a95a108ff797c22c29fe20f61184d0b92e5c0b3e8d7483283941a790094ca
[INFO] running `Command { std: "docker" "start" "-a" "ad7a95a108ff797c22c29fe20f61184d0b92e5c0b3e8d7483283941a790094ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling nestify v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `full`
[INFO] [stdout]    --> src/ty.rs:248:25
[INFO] [stdout]     |
[INFO] [stdout] 248 |                 || cfg!(feature = "full") && input.peek(Token![try])
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `full` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ident_token` is never read
[INFO] [stdout]   --> src/attributes.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct NestedAttribute {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 35 |     pub pound_token: Token![#],
[INFO] [stdout] 36 |     pub ident_token: Token![>],
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/attributes.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 |     Star(Token![*]),
[INFO] [stdout]    |     ---- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AttributeModifier` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 52 -     Star(Token![*]),
[INFO] [stdout] 52 +     Star(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/attributes.rs:53:11
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Slash(Token![/]),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AttributeModifier` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 53 -     Slash(Token![/]),
[INFO] [stdout] 53 +     Slash(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/attributes.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 |     Minus(Token![-]),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AttributeModifier` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 54 -     Minus(Token![-]),
[INFO] [stdout] 54 +     Minus(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `struct_token` and `semi_token` are never read
[INFO] [stdout]   --> src/special_data.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct BodyStruct {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 35 |     struct_token: Token![struct],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 36 |     pub fields: SpecialFields,
[INFO] [stdout] 37 |     semi_token: Option<Token![;]>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `enum_token` and `brace_token` are never read
[INFO] [stdout]   --> src/special_data.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct BodyEnum {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 42 |     enum_token: Token![enum],
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 43 |     brace_token: token::Brace,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `brace_token` is never read
[INFO] [stdout]   --> src/special_data.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct FieldsNamed {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 94 |     pub brace_token: token::Brace,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `paren_token` is never read
[INFO] [stdout]    --> src/special_data.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  99 | pub struct FieldsUnnamed {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 100 |     pub paren_token: token::Paren,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `colon_token` is never read
[INFO] [stdout]    --> src/special_data.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct SpecialField {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 113 |     pub colon_token: Option<Token![:]>,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `Command { std: "docker" "inspect" "ad7a95a108ff797c22c29fe20f61184d0b92e5c0b3e8d7483283941a790094ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad7a95a108ff797c22c29fe20f61184d0b92e5c0b3e8d7483283941a790094ca", kill_on_drop: false }`
[INFO] [stdout] ad7a95a108ff797c22c29fe20f61184d0b92e5c0b3e8d7483283941a790094ca
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7bb4e185cbc0367c3ae2b8735ad788517c228b84ed57e9e41f6a7b007dac206
[INFO] running `Command { std: "docker" "start" "-a" "f7bb4e185cbc0367c3ae2b8735ad788517c228b84ed57e9e41f6a7b007dac206", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling nestify v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `full`
[INFO] [stdout]    --> src/ty.rs:248:25
[INFO] [stdout]     |
[INFO] [stdout] 248 |                 || cfg!(feature = "full") && input.peek(Token![try])
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `full` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `full`
[INFO] [stdout]    --> src/ty.rs:248:25
[INFO] [stdout]     |
[INFO] [stdout] 248 |                 || cfg!(feature = "full") && input.peek(Token![try])
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `full` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ident_token` is never read
[INFO] [stdout]   --> src/attributes.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct NestedAttribute {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 35 |     pub pound_token: Token![#],
[INFO] [stdout] 36 |     pub ident_token: Token![>],
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/attributes.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 |     Star(Token![*]),
[INFO] [stdout]    |     ---- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AttributeModifier` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 52 -     Star(Token![*]),
[INFO] [stdout] 52 +     Star(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/attributes.rs:53:11
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Slash(Token![/]),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AttributeModifier` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 53 -     Slash(Token![/]),
[INFO] [stdout] 53 +     Slash(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/attributes.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 |     Minus(Token![-]),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AttributeModifier` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 54 -     Minus(Token![-]),
[INFO] [stdout] 54 +     Minus(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `struct_token` and `semi_token` are never read
[INFO] [stdout]   --> src/special_data.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct BodyStruct {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 35 |     struct_token: Token![struct],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 36 |     pub fields: SpecialFields,
[INFO] [stdout] 37 |     semi_token: Option<Token![;]>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `enum_token` and `brace_token` are never read
[INFO] [stdout]   --> src/special_data.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct BodyEnum {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 42 |     enum_token: Token![enum],
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 43 |     brace_token: token::Brace,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `brace_token` is never read
[INFO] [stdout]   --> src/special_data.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct FieldsNamed {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 94 |     pub brace_token: token::Brace,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `paren_token` is never read
[INFO] [stdout]    --> src/special_data.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  99 | pub struct FieldsUnnamed {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 100 |     pub paren_token: token::Paren,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `colon_token` is never read
[INFO] [stdout]    --> src/special_data.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct SpecialField {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 113 |     pub colon_token: Option<Token![:]>,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ident_token` is never read
[INFO] [stdout]   --> src/attributes.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct NestedAttribute {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 35 |     pub pound_token: Token![#],
[INFO] [stdout] 36 |     pub ident_token: Token![>],
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/attributes.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 |     Star(Token![*]),
[INFO] [stdout]    |     ---- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AttributeModifier` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 52 -     Star(Token![*]),
[INFO] [stdout] 52 +     Star(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/attributes.rs:53:11
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Slash(Token![/]),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AttributeModifier` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 53 -     Slash(Token![/]),
[INFO] [stdout] 53 +     Slash(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/attributes.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 |     Minus(Token![-]),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AttributeModifier` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 54 -     Minus(Token![-]),
[INFO] [stdout] 54 +     Minus(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `struct_token` and `semi_token` are never read
[INFO] [stdout]   --> src/special_data.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct BodyStruct {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 35 |     struct_token: Token![struct],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 36 |     pub fields: SpecialFields,
[INFO] [stdout] 37 |     semi_token: Option<Token![;]>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `enum_token` and `brace_token` are never read
[INFO] [stdout]   --> src/special_data.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct BodyEnum {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 42 |     enum_token: Token![enum],
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 43 |     brace_token: token::Brace,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `brace_token` is never read
[INFO] [stdout]   --> src/special_data.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct FieldsNamed {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 94 |     pub brace_token: token::Brace,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `paren_token` is never read
[INFO] [stdout]    --> src/special_data.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  99 | pub struct FieldsUnnamed {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 100 |     pub paren_token: token::Paren,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `colon_token` is never read
[INFO] [stdout]    --> src/special_data.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct SpecialField {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 113 |     pub colon_token: Option<Token![:]>,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.28s
[INFO] running `Command { std: "docker" "inspect" "f7bb4e185cbc0367c3ae2b8735ad788517c228b84ed57e9e41f6a7b007dac206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7bb4e185cbc0367c3ae2b8735ad788517c228b84ed57e9e41f6a7b007dac206", kill_on_drop: false }`
[INFO] [stdout] f7bb4e185cbc0367c3ae2b8735ad788517c228b84ed57e9e41f6a7b007dac206
