[INFO] fetching crate chandeliers-syn 1.0.0...
[INFO] checking chandeliers-syn-1.0.0 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate chandeliers-syn 1.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate chandeliers-syn 1.0.0
[INFO] finished tweaking crates.io crate chandeliers-syn 1.0.0
[INFO] tweaked toml for crates.io crate chandeliers-syn 1.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chandeliers-syn 1.0.0 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding syn_derive v0.1.8 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca0cddbd6623fe6e5a00ecad08212c24628fbb45edf8ca5a18ad6f1e1f794866
[INFO] running `Command { std: "docker" "start" "-a" "ca0cddbd6623fe6e5a00ecad08212c24628fbb45edf8ca5a18ad6f1e1f794866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca0cddbd6623fe6e5a00ecad08212c24628fbb45edf8ca5a18ad6f1e1f794866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca0cddbd6623fe6e5a00ecad08212c24628fbb45edf8ca5a18ad6f1e1f794866", kill_on_drop: false }`
[INFO] [stdout] ca0cddbd6623fe6e5a00ecad08212c24628fbb45edf8ca5a18ad6f1e1f794866
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18ebd2acec437fb7c12e204067925e0c0bddc0d433f21c75ea1567c81f51543c
[INFO] running `Command { std: "docker" "start" "-a" "18ebd2acec437fb7c12e204067925e0c0bddc0d433f21c75ea1567c81f51543c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking chandeliers-sem v1.0.0
[INFO] [stderr]     Checking chandeliers-err v1.0.0
[INFO] [stderr]     Checking syn v2.0.117
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking chandeliers-san v1.0.0
[INFO] [stderr]    Compiling syn_derive v0.1.8
[INFO] [stderr]     Checking chandeliers-syn v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `lint_reasons` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(lint_reasons)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lint_reasons` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(lint_reasons)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AttrArg` is never used
[INFO] [stdout]     --> src/ast.rs:1109:10
[INFO] [stdout]      |
[INFO] [stdout] 1109 | pub enum AttrArg {
[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/ast.rs:453:13
[INFO] [stdout]     |
[INFO] [stdout] 453 |         Mul(Token![*]),
[INFO] [stdout]     |         --- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 453 -         Mul(Token![*]),
[INFO] [stdout] 453 +         Mul(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:455:13
[INFO] [stdout]     |
[INFO] [stdout] 455 |         Div(Token![/]),
[INFO] [stdout]     |         --- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 455 -         Div(Token![/]),
[INFO] [stdout] 455 +         Div(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:457:13
[INFO] [stdout]     |
[INFO] [stdout] 457 |         Rem(Token![%]),
[INFO] [stdout]     |         --- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 457 -         Rem(Token![%]),
[INFO] [stdout] 457 +         Rem(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:469:13
[INFO] [stdout]     |
[INFO] [stdout] 469 |         Add(Token![+]),
[INFO] [stdout]     |         --- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 469 -         Add(Token![+]),
[INFO] [stdout] 469 +         Add(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:471:13
[INFO] [stdout]     |
[INFO] [stdout] 471 |         Sub(Token![-]),
[INFO] [stdout]     |         --- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 471 -         Sub(Token![-]),
[INFO] [stdout] 471 +         Sub(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:481:12
[INFO] [stdout]     |
[INFO] [stdout] 481 |         Ne(punct::Neq),
[INFO] [stdout]     |         -- ^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 481 -         Ne(punct::Neq),
[INFO] [stdout] 481 +         Ne(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 |         Le(Token![<=]),
[INFO] [stdout]     |         -- ^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 483 -         Le(Token![<=]),
[INFO] [stdout] 483 +         Le(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:485:12
[INFO] [stdout]     |
[INFO] [stdout] 485 |         Ge(Token![>=]),
[INFO] [stdout]     |         -- ^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 485 -         Ge(Token![>=]),
[INFO] [stdout] 485 +         Ge(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:487:12
[INFO] [stdout]     |
[INFO] [stdout] 487 |         Lt(Token![<]),
[INFO] [stdout]     |         -- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 487 -         Lt(Token![<]),
[INFO] [stdout] 487 +         Lt(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:489:12
[INFO] [stdout]     |
[INFO] [stdout] 489 |         Gt(Token![>]),
[INFO] [stdout]     |         -- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 489 -         Gt(Token![>]),
[INFO] [stdout] 489 +         Gt(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:491:12
[INFO] [stdout]     |
[INFO] [stdout] 491 |         Eq(Token![=]),
[INFO] [stdout]     |         -- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 491 -         Eq(Token![=]),
[INFO] [stdout] 491 +         Eq(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:498:14
[INFO] [stdout]     |
[INFO] [stdout] 498 |         When(kw::when),
[INFO] [stdout]     |         ---- ^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 498 -         When(kw::when),
[INFO] [stdout] 498 +         When(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:500:16
[INFO] [stdout]     |
[INFO] [stdout] 500 |         Whenot(kw::whenot),
[INFO] [stdout]     |         ------ ^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 500 -         Whenot(kw::whenot),
[INFO] [stdout] 500 +         Whenot(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AttrArg` is never used
[INFO] [stdout]     --> src/ast.rs:1109:10
[INFO] [stdout]      |
[INFO] [stdout] 1109 | pub enum AttrArg {
[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/ast.rs:453:13
[INFO] [stdout]     |
[INFO] [stdout] 453 |         Mul(Token![*]),
[INFO] [stdout]     |         --- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 453 -         Mul(Token![*]),
[INFO] [stdout] 453 +         Mul(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:455:13
[INFO] [stdout]     |
[INFO] [stdout] 455 |         Div(Token![/]),
[INFO] [stdout]     |         --- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 455 -         Div(Token![/]),
[INFO] [stdout] 455 +         Div(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:457:13
[INFO] [stdout]     |
[INFO] [stdout] 457 |         Rem(Token![%]),
[INFO] [stdout]     |         --- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 457 -         Rem(Token![%]),
[INFO] [stdout] 457 +         Rem(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:469:13
[INFO] [stdout]     |
[INFO] [stdout] 469 |         Add(Token![+]),
[INFO] [stdout]     |         --- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 469 -         Add(Token![+]),
[INFO] [stdout] 469 +         Add(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:471:13
[INFO] [stdout]     |
[INFO] [stdout] 471 |         Sub(Token![-]),
[INFO] [stdout]     |         --- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 471 -         Sub(Token![-]),
[INFO] [stdout] 471 +         Sub(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:481:12
[INFO] [stdout]     |
[INFO] [stdout] 481 |         Ne(punct::Neq),
[INFO] [stdout]     |         -- ^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 481 -         Ne(punct::Neq),
[INFO] [stdout] 481 +         Ne(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 |         Le(Token![<=]),
[INFO] [stdout]     |         -- ^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 483 -         Le(Token![<=]),
[INFO] [stdout] 483 +         Le(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:485:12
[INFO] [stdout]     |
[INFO] [stdout] 485 |         Ge(Token![>=]),
[INFO] [stdout]     |         -- ^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 485 -         Ge(Token![>=]),
[INFO] [stdout] 485 +         Ge(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:487:12
[INFO] [stdout]     |
[INFO] [stdout] 487 |         Lt(Token![<]),
[INFO] [stdout]     |         -- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 487 -         Lt(Token![<]),
[INFO] [stdout] 487 +         Lt(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:489:12
[INFO] [stdout]     |
[INFO] [stdout] 489 |         Gt(Token![>]),
[INFO] [stdout]     |         -- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 489 -         Gt(Token![>]),
[INFO] [stdout] 489 +         Gt(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:491:12
[INFO] [stdout]     |
[INFO] [stdout] 491 |         Eq(Token![=]),
[INFO] [stdout]     |         -- ^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 491 -         Eq(Token![=]),
[INFO] [stdout] 491 +         Eq(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:498:14
[INFO] [stdout]     |
[INFO] [stdout] 498 |         When(kw::when),
[INFO] [stdout]     |         ---- ^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 498 -         When(kw::when),
[INFO] [stdout] 498 +         When(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:500:16
[INFO] [stdout]     |
[INFO] [stdout] 500 |         Whenot(kw::whenot),
[INFO] [stdout]     |         ------ ^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[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] 500 -         Whenot(kw::whenot),
[INFO] [stdout] 500 +         Whenot(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.91s
[INFO] running `Command { std: "docker" "inspect" "18ebd2acec437fb7c12e204067925e0c0bddc0d433f21c75ea1567c81f51543c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18ebd2acec437fb7c12e204067925e0c0bddc0d433f21c75ea1567c81f51543c", kill_on_drop: false }`
[INFO] [stdout] 18ebd2acec437fb7c12e204067925e0c0bddc0d433f21c75ea1567c81f51543c
