[INFO] fetching crate swc_ecma_parser_macros 0.4.1...
[INFO] testing swc_ecma_parser_macros-0.4.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate swc_ecma_parser_macros 0.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate swc_ecma_parser_macros 0.4.1
[INFO] finished tweaking crates.io crate swc_ecma_parser_macros 0.4.1
[INFO] tweaked toml for crates.io crate swc_ecma_parser_macros 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swc_ecma_parser_macros 0.4.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding pmutil v0.5.3 (available: v0.6.1)
[INFO] [stderr]       Adding swc_macros_common v0.3.14 (available: v1.0.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cdcad3cc9273c64bd8aff91bf07ec85ec0b547d78550f80766cf66085c02c60
[INFO] running `Command { std: "docker" "start" "-a" "7cdcad3cc9273c64bd8aff91bf07ec85ec0b547d78550f80766cf66085c02c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cdcad3cc9273c64bd8aff91bf07ec85ec0b547d78550f80766cf66085c02c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cdcad3cc9273c64bd8aff91bf07ec85ec0b547d78550f80766cf66085c02c60", kill_on_drop: false }`
[INFO] [stdout] 7cdcad3cc9273c64bd8aff91bf07ec85ec0b547d78550f80766cf66085c02c60
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2706ff4708d40518b8edec91cac90e114f5ff3882c4b78da969611663e703a15
[INFO] running `Command { std: "docker" "start" "-a" "2706ff4708d40518b8edec91cac90e114f5ff3882c4b78da969611663e703a15", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling swc_macros_common v0.3.14
[INFO] [stderr]    Compiling swc_ecma_parser_macros v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]   --> src/expand.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]   --> src/expand.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `parse2` exists for fn item `fn(&ParseBuffer<'a>) -> ... {...::parse_separated_nonempty}`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/expand.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     parser.parse2(t).expect("failed parse args")
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `<for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty} as FnOnce<(&ParseBuffer<'_>,)>>::Output = Result<_, syn::Error>`
[INFO] [stdout]            which is required by `for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty}: Parser`
[INFO] [stdout]            `for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty}: FnOnce<(&ParseBuffer<'_>,)>`
[INFO] [stdout]            which is required by `for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty}: Parser`
[INFO] [stdout]            `<&for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty} as FnOnce<(&ParseBuffer<'_>,)>>::Output = Result<_, syn::Error>`
[INFO] [stdout]            which is required by `&for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty}: Parser`
[INFO] [stdout]            `&for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty}: FnOnce<(&ParseBuffer<'_>,)>`
[INFO] [stdout]            which is required by `&for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty}: Parser`
[INFO] [stdout]            `<&mut for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty} as FnOnce<(&ParseBuffer<'_>,)>>::Output = Result<_, syn::Error>`
[INFO] [stdout]            which is required by `&mut for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty}: Parser`
[INFO] [stdout]            `&mut for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty}: FnOnce<(&ParseBuffer<'_>,)>`
[INFO] [stdout]            which is required by `&mut for<'a> fn(&'a syn::parse::ParseBuffer<'a>) -> Result<swc_macros_common::prelude::Punctuated<_, _>, syn::error::Error> {swc_macros_common::prelude::Punctuated::<_, _>::parse_separated_nonempty}: Parser`
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]    = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/swc_ecma_parser_macros-0eb0d10c813ca95c.long-type-6585440648293938593.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] help: trait `Parser` which provides `parse2` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  1 + use syn::parse::Parser;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `syn::Expr` doesn't implement `Debug`
[INFO] [stdout]   --> src/expand.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     expr
[INFO] [stdout]    |                     ^^^^ `syn::Expr` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `syn::Expr`
[INFO] [stdout]    = note: required for `&syn::Expr` to implement `Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `syn::Pat` doesn't implement `Debug`
[INFO] [stdout]   --> src/expand.rs:88:81
[INFO] [stdout]    |
[INFO] [stdout] 88 |                     _ => unreachable!("ident: Expected (|p| {{..}})\nGot {:?}", pat),
[INFO] [stdout]    |                                                                                 ^^^ `syn::Pat` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `syn::Pat`
[INFO] [stdout] help: the trait `Debug` is implemented for `std::boxed::Box<T, A>`
[INFO] [stdout]   --> /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2206:0
[INFO] [stdout]    = note: required for `std::boxed::Box<syn::Pat>` to implement `Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `syn::Pat` doesn't implement `Debug`
[INFO] [stdout]   --> src/expand.rs:91:70
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 _ => unreachable!("Expected (|p| {{..}})\nGot {:?}", p),
[INFO] [stdout]    |                                                                      ^ `syn::Pat` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `syn::Pat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `syn::Macro` doesn't implement `Debug`
[INFO] [stdout]    --> src/expand.rs:210:48
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 unimplemented!("Macro: {:#?}", i);
[INFO] [stdout]     |                                        -----   ^ `syn::Macro` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a formatting parameter in this expression
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Debug` is not implemented for `syn::Macro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swc_ecma_parser_macros` (lib) due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2706ff4708d40518b8edec91cac90e114f5ff3882c4b78da969611663e703a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2706ff4708d40518b8edec91cac90e114f5ff3882c4b78da969611663e703a15", kill_on_drop: false }`
[INFO] [stdout] 2706ff4708d40518b8edec91cac90e114f5ff3882c4b78da969611663e703a15
