[INFO] fetching crate macro-class-render 0.0.1...
[INFO] testing macro-class-render-0.0.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate macro-class-render 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate macro-class-render 0.0.1
[INFO] finished tweaking crates.io crate macro-class-render 0.0.1
[INFO] tweaked toml for crates.io crate macro-class-render 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate macro-class-render 0.0.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "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: v1.0.45)
[INFO] [stderr]       Adding syn v0.11.11 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.0.4
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded synom v0.11.3
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe3ae4815d125f06ef5faa83d73e3cc340a6b9fcecc78826ae07b93403ab15c3
[INFO] running `Command { std: "docker" "start" "-a" "fe3ae4815d125f06ef5faa83d73e3cc340a6b9fcecc78826ae07b93403ab15c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe3ae4815d125f06ef5faa83d73e3cc340a6b9fcecc78826ae07b93403ab15c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3ae4815d125f06ef5faa83d73e3cc340a6b9fcecc78826ae07b93403ab15c3", kill_on_drop: false }`
[INFO] [stdout] fe3ae4815d125f06ef5faa83d73e3cc340a6b9fcecc78826ae07b93403ab15c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d940e4bf07e6a1ab944161bf350966a3288b5f73e1a4cf6dc897cb1148346257
[INFO] running `Command { std: "docker" "start" "-a" "d940e4bf07e6a1ab944161bf350966a3288b5f73e1a4cf6dc897cb1148346257", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling macro-class-render v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:108:49
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let generated = fields.iter().map(|x| { (worker(x, &classname)) }).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] 108 -         let generated = fields.iter().map(|x| { (worker(x, &classname)) }).collect::<Vec<_>>();
[INFO] [stdout] 108 +         let generated = fields.iter().map(|x| { worker(x, &classname)  }).collect::<Vec<_>>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "d940e4bf07e6a1ab944161bf350966a3288b5f73e1a4cf6dc897cb1148346257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d940e4bf07e6a1ab944161bf350966a3288b5f73e1a4cf6dc897cb1148346257", kill_on_drop: false }`
[INFO] [stdout] d940e4bf07e6a1ab944161bf350966a3288b5f73e1a4cf6dc897cb1148346257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a250d17db3be48e26b21bf9e718dc702afad2ac26fe6c8165fa956a38617f6e
[INFO] running `Command { std: "docker" "start" "-a" "6a250d17db3be48e26b21bf9e718dc702afad2ac26fe6c8165fa956a38617f6e", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling macro-class-render v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:108:49
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let generated = fields.iter().map(|x| { (worker(x, &classname)) }).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] 108 -         let generated = fields.iter().map(|x| { (worker(x, &classname)) }).collect::<Vec<_>>();
[INFO] [stdout] 108 +         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/lib.rs:108:49
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let generated = fields.iter().map(|x| { (worker(x, &classname)) }).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] 108 -         let generated = fields.iter().map(|x| { (worker(x, &classname)) }).collect::<Vec<_>>();
[INFO] [stdout] 108 +         let generated = fields.iter().map(|x| { worker(x, &classname)  }).collect::<Vec<_>>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "6a250d17db3be48e26b21bf9e718dc702afad2ac26fe6c8165fa956a38617f6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a250d17db3be48e26b21bf9e718dc702afad2ac26fe6c8165fa956a38617f6e", kill_on_drop: false }`
[INFO] [stdout] 6a250d17db3be48e26b21bf9e718dc702afad2ac26fe6c8165fa956a38617f6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27167f27baafdc7fc52c407b83d173b4c61e80ae2cc8fa4181b6aacb21f14b6a
[INFO] running `Command { std: "docker" "start" "-a" "27167f27baafdc7fc52c407b83d173b4c61e80ae2cc8fa4181b6aacb21f14b6a", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:108:49
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let generated = fields.iter().map(|x| { (worker(x, &classname)) }).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] 108 -         let generated = fields.iter().map(|x| { (worker(x, &classname)) }).collect::<Vec<_>>();
[INFO] [stderr] 108 +         let generated = fields.iter().map(|x| { worker(x, &classname)  }).collect::<Vec<_>>();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `macro-class-render` (lib) generated 1 warning (run `cargo fix --lib -p macro-class-render` to apply 1 suggestion)
[INFO] [stderr] warning: `macro-class-render` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/macro_class_render-d88f16146b28c72c)
[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 macro_class_render
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:108:49
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let generated = fields.iter().map(|x| { (worker(x, &classname)) }).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] 108 -         let generated = fields.iter().map(|x| { (worker(x, &classname)) }).collect::<Vec<_>>();
[INFO] [stderr] 108 +         let generated = fields.iter().map(|x| { worker(x, &classname)  }).collect::<Vec<_>>();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning 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" "27167f27baafdc7fc52c407b83d173b4c61e80ae2cc8fa4181b6aacb21f14b6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27167f27baafdc7fc52c407b83d173b4c61e80ae2cc8fa4181b6aacb21f14b6a", kill_on_drop: false }`
[INFO] [stdout] 27167f27baafdc7fc52c407b83d173b4c61e80ae2cc8fa4181b6aacb21f14b6a