[INFO] fetching crate not-so-fast-derive 0.1.0...
[INFO] building not-so-fast-derive-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate not-so-fast-derive 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate not-so-fast-derive 0.1.0
[INFO] finished tweaking crates.io crate not-so-fast-derive 0.1.0
[INFO] tweaked toml for crates.io crate not-so-fast-derive 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate not-so-fast-derive 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6100aff35b83b9008b78535f6ca715d01f6e1d6a91de19c26b9596abec68fc77
[INFO] running `Command { std: "docker" "start" "-a" "6100aff35b83b9008b78535f6ca715d01f6e1d6a91de19c26b9596abec68fc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6100aff35b83b9008b78535f6ca715d01f6e1d6a91de19c26b9596abec68fc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6100aff35b83b9008b78535f6ca715d01f6e1d6a91de19c26b9596abec68fc77", kill_on_drop: false }`
[INFO] [stdout] 6100aff35b83b9008b78535f6ca715d01f6e1d6a91de19c26b9596abec68fc77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cceb6d4ec0d3fbc435870db44eada1749bdd3e8f3f1eb8ecbf386be233698ecd
[INFO] running `Command { std: "docker" "start" "-a" "cceb6d4ec0d3fbc435870db44eada1749bdd3e8f3f1eb8ecbf386be233698ecd", kill_on_drop: false }`
[INFO] [stderr]    Compiling not-so-fast-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parse.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Custom(Ident, CustomArguments),
[INFO] [stdout]    |     ------ ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeValidateArgument` 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] 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 -     Custom(Ident, CustomArguments),
[INFO] [stdout] 53 +     Custom((), CustomArguments),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `function_ident` and `args_ident` are never read
[INFO] [stdout]    --> src/parse.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub struct CustomArguments {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 129 |     pub function_ident: Option<Ident>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 130 |     pub function: Path,
[INFO] [stdout] 131 |     pub args_ident: Option<Ident>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CustomArguments` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:337:10
[INFO] [stdout]     |
[INFO] [stdout] 337 |     Some(Ident, Box<FieldValidateArguments>),
[INFO] [stdout]     |     ---- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 337 -     Some(Ident, Box<FieldValidateArguments>),
[INFO] [stdout] 337 +     Some((), Box<FieldValidateArguments>),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:338:11
[INFO] [stdout]     |
[INFO] [stdout] 338 |     Items(Ident, Box<FieldValidateArguments>),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 338 -     Items(Ident, Box<FieldValidateArguments>),
[INFO] [stdout] 338 +     Items((), Box<FieldValidateArguments>),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:339:12
[INFO] [stdout]     |
[INFO] [stdout] 339 |     Fields(Ident, Box<FieldValidateArguments>),
[INFO] [stdout]     |     ------ ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 339 -     Fields(Ident, Box<FieldValidateArguments>),
[INFO] [stdout] 339 +     Fields((), Box<FieldValidateArguments>),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:340:12
[INFO] [stdout]     |
[INFO] [stdout] 340 |     Nested(Option<Ident>, NestedArguments),
[INFO] [stdout]     |     ------ ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 340 -     Nested(Option<Ident>, NestedArguments),
[INFO] [stdout] 340 +     Nested((), NestedArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:341:12
[INFO] [stdout]     |
[INFO] [stdout] 341 |     Custom(Ident, CustomArguments),
[INFO] [stdout]     |     ------ ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 341 -     Custom(Ident, CustomArguments),
[INFO] [stdout] 341 +     Custom((), CustomArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:342:12
[INFO] [stdout]     |
[INFO] [stdout] 342 |     Length(Ident, LengthArguments),
[INFO] [stdout]     |     ------ ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 342 -     Length(Ident, LengthArguments),
[INFO] [stdout] 342 +     Length((), LengthArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:343:16
[INFO] [stdout]     |
[INFO] [stdout] 343 |     CharLength(Ident, LengthArguments),
[INFO] [stdout]     |     ---------- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 343 -     CharLength(Ident, LengthArguments),
[INFO] [stdout] 343 +     CharLength((), LengthArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:344:11
[INFO] [stdout]     |
[INFO] [stdout] 344 |     Range(Ident, RangeArguments),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 344 -     Range(Ident, RangeArguments),
[INFO] [stdout] 344 +     Range((), RangeArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "cceb6d4ec0d3fbc435870db44eada1749bdd3e8f3f1eb8ecbf386be233698ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cceb6d4ec0d3fbc435870db44eada1749bdd3e8f3f1eb8ecbf386be233698ecd", kill_on_drop: false }`
[INFO] [stdout] cceb6d4ec0d3fbc435870db44eada1749bdd3e8f3f1eb8ecbf386be233698ecd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e71b962f79199a67f9a0a4f7d9ab82f848cc743e378bd2910bd4df9617ca87b2
[INFO] running `Command { std: "docker" "start" "-a" "e71b962f79199a67f9a0a4f7d9ab82f848cc743e378bd2910bd4df9617ca87b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling not-so-fast-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parse.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Custom(Ident, CustomArguments),
[INFO] [stdout]    |     ------ ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeValidateArgument` 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] 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 -     Custom(Ident, CustomArguments),
[INFO] [stdout] 53 +     Custom((), CustomArguments),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `function_ident` and `args_ident` are never read
[INFO] [stdout]    --> src/parse.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub struct CustomArguments {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 129 |     pub function_ident: Option<Ident>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 130 |     pub function: Path,
[INFO] [stdout] 131 |     pub args_ident: Option<Ident>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CustomArguments` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:337:10
[INFO] [stdout]     |
[INFO] [stdout] 337 |     Some(Ident, Box<FieldValidateArguments>),
[INFO] [stdout]     |     ---- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 337 -     Some(Ident, Box<FieldValidateArguments>),
[INFO] [stdout] 337 +     Some((), Box<FieldValidateArguments>),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:338:11
[INFO] [stdout]     |
[INFO] [stdout] 338 |     Items(Ident, Box<FieldValidateArguments>),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 338 -     Items(Ident, Box<FieldValidateArguments>),
[INFO] [stdout] 338 +     Items((), Box<FieldValidateArguments>),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:339:12
[INFO] [stdout]     |
[INFO] [stdout] 339 |     Fields(Ident, Box<FieldValidateArguments>),
[INFO] [stdout]     |     ------ ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 339 -     Fields(Ident, Box<FieldValidateArguments>),
[INFO] [stdout] 339 +     Fields((), Box<FieldValidateArguments>),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:340:12
[INFO] [stdout]     |
[INFO] [stdout] 340 |     Nested(Option<Ident>, NestedArguments),
[INFO] [stdout]     |     ------ ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 340 -     Nested(Option<Ident>, NestedArguments),
[INFO] [stdout] 340 +     Nested((), NestedArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:341:12
[INFO] [stdout]     |
[INFO] [stdout] 341 |     Custom(Ident, CustomArguments),
[INFO] [stdout]     |     ------ ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 341 -     Custom(Ident, CustomArguments),
[INFO] [stdout] 341 +     Custom((), CustomArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:342:12
[INFO] [stdout]     |
[INFO] [stdout] 342 |     Length(Ident, LengthArguments),
[INFO] [stdout]     |     ------ ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 342 -     Length(Ident, LengthArguments),
[INFO] [stdout] 342 +     Length((), LengthArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:343:16
[INFO] [stdout]     |
[INFO] [stdout] 343 |     CharLength(Ident, LengthArguments),
[INFO] [stdout]     |     ---------- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 343 -     CharLength(Ident, LengthArguments),
[INFO] [stdout] 343 +     CharLength((), LengthArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:344:11
[INFO] [stdout]     |
[INFO] [stdout] 344 |     Range(Ident, RangeArguments),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 344 -     Range(Ident, RangeArguments),
[INFO] [stdout] 344 +     Range((), RangeArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parse.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Custom(Ident, CustomArguments),
[INFO] [stdout]    |     ------ ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeValidateArgument` 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] 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 -     Custom(Ident, CustomArguments),
[INFO] [stdout] 53 +     Custom((), CustomArguments),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `function_ident` and `args_ident` are never read
[INFO] [stdout]    --> src/parse.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub struct CustomArguments {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 129 |     pub function_ident: Option<Ident>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 130 |     pub function: Path,
[INFO] [stdout] 131 |     pub args_ident: Option<Ident>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CustomArguments` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:337:10
[INFO] [stdout]     |
[INFO] [stdout] 337 |     Some(Ident, Box<FieldValidateArguments>),
[INFO] [stdout]     |     ---- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 337 -     Some(Ident, Box<FieldValidateArguments>),
[INFO] [stdout] 337 +     Some((), Box<FieldValidateArguments>),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:338:11
[INFO] [stdout]     |
[INFO] [stdout] 338 |     Items(Ident, Box<FieldValidateArguments>),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 338 -     Items(Ident, Box<FieldValidateArguments>),
[INFO] [stdout] 338 +     Items((), Box<FieldValidateArguments>),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:339:12
[INFO] [stdout]     |
[INFO] [stdout] 339 |     Fields(Ident, Box<FieldValidateArguments>),
[INFO] [stdout]     |     ------ ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 339 -     Fields(Ident, Box<FieldValidateArguments>),
[INFO] [stdout] 339 +     Fields((), Box<FieldValidateArguments>),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:340:12
[INFO] [stdout]     |
[INFO] [stdout] 340 |     Nested(Option<Ident>, NestedArguments),
[INFO] [stdout]     |     ------ ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 340 -     Nested(Option<Ident>, NestedArguments),
[INFO] [stdout] 340 +     Nested((), NestedArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:341:12
[INFO] [stdout]     |
[INFO] [stdout] 341 |     Custom(Ident, CustomArguments),
[INFO] [stdout]     |     ------ ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 341 -     Custom(Ident, CustomArguments),
[INFO] [stdout] 341 +     Custom((), CustomArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:342:12
[INFO] [stdout]     |
[INFO] [stdout] 342 |     Length(Ident, LengthArguments),
[INFO] [stdout]     |     ------ ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 342 -     Length(Ident, LengthArguments),
[INFO] [stdout] 342 +     Length((), LengthArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:343:16
[INFO] [stdout]     |
[INFO] [stdout] 343 |     CharLength(Ident, LengthArguments),
[INFO] [stdout]     |     ---------- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 343 -     CharLength(Ident, LengthArguments),
[INFO] [stdout] 343 +     CharLength((), LengthArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parse.rs:344:11
[INFO] [stdout]     |
[INFO] [stdout] 344 |     Range(Ident, RangeArguments),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldValidateArgument` has a derived impl for the trait `Debug`, 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] 344 -     Range(Ident, RangeArguments),
[INFO] [stdout] 344 +     Range((), RangeArguments),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "e71b962f79199a67f9a0a4f7d9ab82f848cc743e378bd2910bd4df9617ca87b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e71b962f79199a67f9a0a4f7d9ab82f848cc743e378bd2910bd4df9617ca87b2", kill_on_drop: false }`
[INFO] [stdout] e71b962f79199a67f9a0a4f7d9ab82f848cc743e378bd2910bd4df9617ca87b2
