[INFO] fetching crate macroclassrender 0.0.2...
[INFO] testing macroclassrender-0.0.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate macroclassrender 0.0.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate macroclassrender 0.0.2
[INFO] finished tweaking crates.io crate macroclassrender 0.0.2
[INFO] tweaked toml for crates.io crate macroclassrender 0.0.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate macroclassrender 0.0.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "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 quote v0.3.15 (available: v1.0.41)
[INFO] [stderr]       Adding syn v0.11.11 (available: v2.0.108)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c55016504df9752cc703631d28954346f36058f5f7f26505f423df5699284329
[INFO] running `Command { std: "docker" "start" "-a" "c55016504df9752cc703631d28954346f36058f5f7f26505f423df5699284329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c55016504df9752cc703631d28954346f36058f5f7f26505f423df5699284329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c55016504df9752cc703631d28954346f36058f5f7f26505f423df5699284329", kill_on_drop: false }`
[INFO] [stdout] c55016504df9752cc703631d28954346f36058f5f7f26505f423df5699284329
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68c4fbc1d37dcd640558b65c72042c43f7f0d5daec8d4d20a55531b1763651f6
[INFO] running `Command { std: "docker" "start" "-a" "68c4fbc1d37dcd640558b65c72042c43f7f0d5daec8d4d20a55531b1763651f6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling macroclassrender v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/functions.rs:12:50
[INFO] [stdout]    |
[INFO] [stdout] 12 |        let generated = field.attrs.iter().map(|x| { (
[INFO] [stdout]    |  ___________________________________________________^
[INFO] [stdout] 13 | |              worker(&x, &impl_generics)
[INFO] [stdout]    | | ____________^__________________________^
[INFO] [stdout]    | ||____________|
[INFO] [stdout]    |  |
[INFO] [stdout] 14 |  |         ) }).collect::<Vec<_>>();
[INFO] [stdout]    |  |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let generated = field.attrs.iter().map(|x| { (
[INFO] [stdout] 13 -             worker(&x, &impl_generics)
[INFO] [stdout] 12 +     let generated = field.attrs.iter().map(|x| { worker(&x, &impl_generics) }).collect::<Vec<_>>();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:125:49
[INFO] [stdout]     |
[INFO] [stdout] 125 |            let generated = fields.iter().map(|x| { (
[INFO] [stdout]     |  __________________________________________________^
[INFO] [stdout] 126 | |              worker(x, &classname)
[INFO] [stdout]     | | ____________^_____________________^
[INFO] [stdout]     | ||____________|
[INFO] [stdout]     |  |
[INFO] [stdout] 127 |  |         ) }).collect::<Vec<_>>();
[INFO] [stdout]     |  |_________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 125 -         let generated = fields.iter().map(|x| { (
[INFO] [stdout] 126 -             worker(x, &classname)
[INFO] [stdout] 125 +         let generated = fields.iter().map(|x| { worker(x, &classname)  }).collect::<Vec<_>>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/constructor.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 |     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 84 -     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout] 84 +     s_slice = s_slice.trim_start_matches('{');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/constructor.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 85 -     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout] 85 +     s_slice = s_slice.trim_end_matches('}');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/constructor.rs:93:23
[INFO] [stdout]    |
[INFO] [stdout] 93 |     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 93 -     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout] 93 +     s_slice = s_slice.trim_start_matches('(');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/constructor.rs:94:23
[INFO] [stdout]    |
[INFO] [stdout] 94 |     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 94 -     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout] 94 +     s_slice = s_slice.trim_end_matches(')');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/functions.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 |     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 111 -     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout] 111 +     s_slice = s_slice.trim_start_matches('{');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/functions.rs:112:23
[INFO] [stdout]     |
[INFO] [stdout] 112 |     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 112 -     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout] 112 +     s_slice = s_slice.trim_end_matches('}');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/functions.rs:120:23
[INFO] [stdout]     |
[INFO] [stdout] 120 |     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 120 -     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout] 120 +     s_slice = s_slice.trim_start_matches('(');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/functions.rs:121:23
[INFO] [stdout]     |
[INFO] [stdout] 121 |     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 121 -     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout] 121 +     s_slice = s_slice.trim_end_matches(')');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `classname`
[INFO] [stdout]   --> src/functions.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |             let classname = Ident::from(impl_generics.clone());
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_classname`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "68c4fbc1d37dcd640558b65c72042c43f7f0d5daec8d4d20a55531b1763651f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c4fbc1d37dcd640558b65c72042c43f7f0d5daec8d4d20a55531b1763651f6", kill_on_drop: false }`
[INFO] [stdout] 68c4fbc1d37dcd640558b65c72042c43f7f0d5daec8d4d20a55531b1763651f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3abc8cb8d52d1b0fd78d1d3890ee918694dafbaad7476ef8e01435d939428b5d
[INFO] running `Command { std: "docker" "start" "-a" "3abc8cb8d52d1b0fd78d1d3890ee918694dafbaad7476ef8e01435d939428b5d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling macroclassrender v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/functions.rs:12:50
[INFO] [stdout]    |
[INFO] [stdout] 12 |        let generated = field.attrs.iter().map(|x| { (
[INFO] [stdout]    |  ___________________________________________________^
[INFO] [stdout] 13 | |              worker(&x, &impl_generics)
[INFO] [stdout]    | | ____________^__________________________^
[INFO] [stdout]    | ||____________|
[INFO] [stdout]    |  |
[INFO] [stdout] 14 |  |         ) }).collect::<Vec<_>>();
[INFO] [stdout]    |  |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let generated = field.attrs.iter().map(|x| { (
[INFO] [stdout] 13 -             worker(&x, &impl_generics)
[INFO] [stdout] 12 +     let generated = field.attrs.iter().map(|x| { worker(&x, &impl_generics) }).collect::<Vec<_>>();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:125:49
[INFO] [stdout]     |
[INFO] [stdout] 125 |            let generated = fields.iter().map(|x| { (
[INFO] [stdout]     |  __________________________________________________^
[INFO] [stdout] 126 | |              worker(x, &classname)
[INFO] [stdout]     | | ____________^_____________________^
[INFO] [stdout]     | ||____________|
[INFO] [stdout]     |  |
[INFO] [stdout] 127 |  |         ) }).collect::<Vec<_>>();
[INFO] [stdout]     |  |_________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 125 -         let generated = fields.iter().map(|x| { (
[INFO] [stdout] 126 -             worker(x, &classname)
[INFO] [stdout] 125 +         let generated = fields.iter().map(|x| { worker(x, &classname)  }).collect::<Vec<_>>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/functions.rs:12:50
[INFO] [stdout]    |
[INFO] [stdout] 12 |        let generated = field.attrs.iter().map(|x| { (
[INFO] [stdout]    |  ___________________________________________________^
[INFO] [stdout] 13 | |              worker(&x, &impl_generics)
[INFO] [stdout]    | | ____________^__________________________^
[INFO] [stdout]    | ||____________|
[INFO] [stdout]    |  |
[INFO] [stdout] 14 |  |         ) }).collect::<Vec<_>>();
[INFO] [stdout]    |  |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let generated = field.attrs.iter().map(|x| { (
[INFO] [stdout] 13 -             worker(&x, &impl_generics)
[INFO] [stdout] 12 +     let generated = field.attrs.iter().map(|x| { worker(&x, &impl_generics) }).collect::<Vec<_>>();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:125:49
[INFO] [stdout]     |
[INFO] [stdout] 125 |            let generated = fields.iter().map(|x| { (
[INFO] [stdout]     |  __________________________________________________^
[INFO] [stdout] 126 | |              worker(x, &classname)
[INFO] [stdout]     | | ____________^_____________________^
[INFO] [stdout]     | ||____________|
[INFO] [stdout]     |  |
[INFO] [stdout] 127 |  |         ) }).collect::<Vec<_>>();
[INFO] [stdout]     |  |_________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 125 -         let generated = fields.iter().map(|x| { (
[INFO] [stdout] 126 -             worker(x, &classname)
[INFO] [stdout] 125 +         let generated = fields.iter().map(|x| { worker(x, &classname)  }).collect::<Vec<_>>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/constructor.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 |     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 84 -     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout] 84 +     s_slice = s_slice.trim_start_matches('{');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/constructor.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 85 -     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout] 85 +     s_slice = s_slice.trim_end_matches('}');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/constructor.rs:93:23
[INFO] [stdout]    |
[INFO] [stdout] 93 |     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 93 -     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout] 93 +     s_slice = s_slice.trim_start_matches('(');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/constructor.rs:94:23
[INFO] [stdout]    |
[INFO] [stdout] 94 |     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 94 -     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout] 94 +     s_slice = s_slice.trim_end_matches(')');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/constructor.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 |     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 84 -     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout] 84 +     s_slice = s_slice.trim_start_matches('{');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/constructor.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 85 -     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout] 85 +     s_slice = s_slice.trim_end_matches('}');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/constructor.rs:93:23
[INFO] [stdout]    |
[INFO] [stdout] 93 |     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 93 -     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout] 93 +     s_slice = s_slice.trim_start_matches('(');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/constructor.rs:94:23
[INFO] [stdout]    |
[INFO] [stdout] 94 |     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 94 -     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout] 94 +     s_slice = s_slice.trim_end_matches(')');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/functions.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 |     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 111 -     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout] 111 +     s_slice = s_slice.trim_start_matches('{');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/functions.rs:112:23
[INFO] [stdout]     |
[INFO] [stdout] 112 |     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 112 -     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout] 112 +     s_slice = s_slice.trim_end_matches('}');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/functions.rs:120:23
[INFO] [stdout]     |
[INFO] [stdout] 120 |     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 120 -     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout] 120 +     s_slice = s_slice.trim_start_matches('(');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/functions.rs:121:23
[INFO] [stdout]     |
[INFO] [stdout] 121 |     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 121 -     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout] 121 +     s_slice = s_slice.trim_end_matches(')');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/functions.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 |     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 111 -     s_slice = s_slice.trim_left_matches('{');
[INFO] [stdout] 111 +     s_slice = s_slice.trim_start_matches('{');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/functions.rs:112:23
[INFO] [stdout]     |
[INFO] [stdout] 112 |     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 112 -     s_slice = s_slice.trim_right_matches('}');
[INFO] [stdout] 112 +     s_slice = s_slice.trim_end_matches('}');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/functions.rs:120:23
[INFO] [stdout]     |
[INFO] [stdout] 120 |     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 120 -     s_slice = s_slice.trim_left_matches('(');
[INFO] [stdout] 120 +     s_slice = s_slice.trim_start_matches('(');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/functions.rs:121:23
[INFO] [stdout]     |
[INFO] [stdout] 121 |     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 121 -     s_slice = s_slice.trim_right_matches(')');
[INFO] [stdout] 121 +     s_slice = s_slice.trim_end_matches(')');
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `classname`
[INFO] [stdout]   --> src/functions.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |             let classname = Ident::from(impl_generics.clone());
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_classname`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `classname`
[INFO] [stdout]   --> src/functions.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |             let classname = Ident::from(impl_generics.clone());
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_classname`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "3abc8cb8d52d1b0fd78d1d3890ee918694dafbaad7476ef8e01435d939428b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3abc8cb8d52d1b0fd78d1d3890ee918694dafbaad7476ef8e01435d939428b5d", kill_on_drop: false }`
[INFO] [stdout] 3abc8cb8d52d1b0fd78d1d3890ee918694dafbaad7476ef8e01435d939428b5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8366a03765b4e93203913648460c64e90fda6239ffbaaa4b91aa544b530fde71
[INFO] running `Command { std: "docker" "start" "-a" "8366a03765b4e93203913648460c64e90fda6239ffbaaa4b91aa544b530fde71", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/functions.rs:12:50
[INFO] [stderr]    |
[INFO] [stderr] 12 |        let generated = field.attrs.iter().map(|x| { (
[INFO] [stderr]    |  ___________________________________________________^
[INFO] [stderr] 13 | |              worker(&x, &impl_generics)
[INFO] [stderr]    | | ____________^__________________________^
[INFO] [stderr]    | ||____________|
[INFO] [stderr]    |  |
[INFO] [stderr] 14 |  |         ) }).collect::<Vec<_>>();
[INFO] [stderr]    |  |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 12 -     let generated = field.attrs.iter().map(|x| { (
[INFO] [stderr] 13 -             worker(&x, &impl_generics)
[INFO] [stderr] 12 +     let generated = field.attrs.iter().map(|x| { worker(&x, &impl_generics) }).collect::<Vec<_>>();
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:125:49
[INFO] [stderr]     |
[INFO] [stderr] 125 |            let generated = fields.iter().map(|x| { (
[INFO] [stderr]     |  __________________________________________________^
[INFO] [stderr] 126 | |              worker(x, &classname)
[INFO] [stderr]     | | ____________^_____________________^
[INFO] [stderr]     | ||____________|
[INFO] [stderr]     |  |
[INFO] [stderr] 127 |  |         ) }).collect::<Vec<_>>();
[INFO] [stderr]     |  |_________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 125 -         let generated = fields.iter().map(|x| { (
[INFO] [stderr] 126 -             worker(x, &classname)
[INFO] [stderr] 125 +         let generated = fields.iter().map(|x| { worker(x, &classname)  }).collect::<Vec<_>>();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stderr]   --> src/constructor.rs:84:23
[INFO] [stderr]    |
[INFO] [stderr] 84 |     s_slice = s_slice.trim_left_matches('{');
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]    |
[INFO] [stderr] 84 -     s_slice = s_slice.trim_left_matches('{');
[INFO] [stderr] 84 +     s_slice = s_slice.trim_start_matches('{');
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stderr]   --> src/constructor.rs:85:23
[INFO] [stderr]    |
[INFO] [stderr] 85 |     s_slice = s_slice.trim_right_matches('}');
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]    |
[INFO] [stderr] 85 -     s_slice = s_slice.trim_right_matches('}');
[INFO] [stderr] 85 +     s_slice = s_slice.trim_end_matches('}');
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stderr]   --> src/constructor.rs:93:23
[INFO] [stderr]    |
[INFO] [stderr] 93 |     s_slice = s_slice.trim_left_matches('(');
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]    |
[INFO] [stderr] 93 -     s_slice = s_slice.trim_left_matches('(');
[INFO] [stderr] 93 +     s_slice = s_slice.trim_start_matches('(');
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stderr]   --> src/constructor.rs:94:23
[INFO] [stderr]    |
[INFO] [stderr] 94 |     s_slice = s_slice.trim_right_matches(')');
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]    |
[INFO] [stderr] 94 -     s_slice = s_slice.trim_right_matches(')');
[INFO] [stderr] 94 +     s_slice = s_slice.trim_end_matches(')');
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stderr]    --> src/functions.rs:111:23
[INFO] [stderr]     |
[INFO] [stderr] 111 |     s_slice = s_slice.trim_left_matches('{');
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]     |
[INFO] [stderr] 111 -     s_slice = s_slice.trim_left_matches('{');
[INFO] [stderr] 111 +     s_slice = s_slice.trim_start_matches('{');
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stderr]    --> src/functions.rs:112:23
[INFO] [stderr]     |
[INFO] [stderr] 112 |     s_slice = s_slice.trim_right_matches('}');
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]     |
[INFO] [stderr] 112 -     s_slice = s_slice.trim_right_matches('}');
[INFO] [stderr] 112 +     s_slice = s_slice.trim_end_matches('}');
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stderr]    --> src/functions.rs:120:23
[INFO] [stderr]     |
[INFO] [stderr] 120 |     s_slice = s_slice.trim_left_matches('(');
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]     |
[INFO] [stderr] 120 -     s_slice = s_slice.trim_left_matches('(');
[INFO] [stderr] 120 +     s_slice = s_slice.trim_start_matches('(');
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stderr]    --> src/functions.rs:121:23
[INFO] [stderr]     |
[INFO] [stderr] 121 |     s_slice = s_slice.trim_right_matches(')');
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]     |
[INFO] [stderr] 121 -     s_slice = s_slice.trim_right_matches(')');
[INFO] [stderr] 121 +     s_slice = s_slice.trim_end_matches(')');
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `classname`
[INFO] [stderr]   --> src/functions.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |             let classname = Ident::from(impl_generics.clone());
[INFO] [stderr]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_classname`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `macroclassrender` (lib) generated 11 warnings (run `cargo fix --lib -p macroclassrender` to apply 11 suggestions)
[INFO] [stderr] warning: `macroclassrender` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/macroclassrender-ed3840d6ef085690)
[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 macroclassrender
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/functions.rs:12:50
[INFO] [stderr]    |
[INFO] [stderr] 12 |        let generated = field.attrs.iter().map(|x| { (
[INFO] [stderr]    |  ___________________________________________________^
[INFO] [stderr] 13 | |              worker(&x, &impl_generics)
[INFO] [stderr]    | | ____________^__________________________^
[INFO] [stderr]    | ||____________|
[INFO] [stderr]    |  |
[INFO] [stderr] 14 |  |         ) }).collect::<Vec<_>>();
[INFO] [stderr]    |  |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 12 -     let generated = field.attrs.iter().map(|x| { (
[INFO] [stderr] 13 -             worker(&x, &impl_generics)
[INFO] [stderr] 12 +     let generated = field.attrs.iter().map(|x| { worker(&x, &impl_generics) }).collect::<Vec<_>>();
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:125:49
[INFO] [stderr]     |
[INFO] [stderr] 125 |            let generated = fields.iter().map(|x| { (
[INFO] [stderr]     |  __________________________________________________^
[INFO] [stderr] 126 | |              worker(x, &classname)
[INFO] [stderr]     | | ____________^_____________________^
[INFO] [stderr]     | ||____________|
[INFO] [stderr]     |  |
[INFO] [stderr] 127 |  |         ) }).collect::<Vec<_>>();
[INFO] [stderr]     |  |_________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 125 -         let generated = fields.iter().map(|x| { (
[INFO] [stderr] 126 -             worker(x, &classname)
[INFO] [stderr] 125 +         let generated = fields.iter().map(|x| { worker(x, &classname)  }).collect::<Vec<_>>();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[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" "8366a03765b4e93203913648460c64e90fda6239ffbaaa4b91aa544b530fde71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8366a03765b4e93203913648460c64e90fda6239ffbaaa4b91aa544b530fde71", kill_on_drop: false }`
[INFO] [stdout] 8366a03765b4e93203913648460c64e90fda6239ffbaaa4b91aa544b530fde71